1. a wireless network device that connects a wireless network to a wired network Odp: access point
2. a registration for a user of a network system. It is used for controlling access to the s… Odp: account
3. the window in a WIMP system that is currently being used. It is usually on top of any oth… Odp: active window
4. a mechanism that converts signals into mechanical movements Odp: actuator
5. the set of conductors that carry the memory address signals between different parts of a … Odp: address bus
6. abbreviation for asymmetric digital subscriber line. A form of DSL that has a different b… Odp: ADSL
7. abbreviation for artificial intelligence Odp: AI
8. a set of precise rules or instructions for solving a problem Odp: algorithm
9. the alternative key on a computer keyboard that changes the function of the other keys wh… Odp: Alt
10. the name of a well-known search engine website Odp: AltaVista
11. a type of signal that can take any value between a maximum and a minimum Odp: analogue signal
12. a slang term for an eccentric socially inept person with little or no fashion sense and h… Odp: anorak
13. acronym for American National Standards Institute. An organisation that approves US stand… Odp: ANSI
14. American term for an aerial, i.e. a device that enables signals to be detected and transm… Odp: antenna
15. prevents the build up of static electricity Odp: anti-static
16. a computer program or set of programs used to detect, identify and remove viruses from a … Odp: anti-virus
17. the common name for Apple Computer Incorporated, a well-known producer of computers that … Odp: Apple
18. a family of personal computers produced by Apple Computer Inc. Odp: Apple Macintosh
19. a very small self-contained computer program Odp: applet
20. the only part of a network communications process that a user sees. It prepares a message… Odp: application layer
21. a path available for a particular type of application data to enter or leave a network sy… Odp: application port
22. a company that makes applications programs available over the Internet usually charging a… Odp: application service provider
23. a computer program designed to be used for a particular purpose, e.g. a wordprocessor spr… Odp: application
24. a person who writes applications programs using a computer language Odp: applications programmer
25. the general specification of a system Odp: architecture
26. a digital bit stored with a file indicating if the file has been backed up since it was l… Odp: archive bit
27. acronym for American Standard Code for Information Interchange. A standard character enco… Odp: ASCII
28. a low-level computer language that uses mnemonics rather than only numbers making it easi… Odp: assembly language
29. having a different signal bandwidth in each direction, i.e. the bandwidth for sending is … Odp: asymmetric
30. not synchronised, i.e. occurring at irregular intervals Odp: asynchronous
31. abbreviation for American Telephone and Telegraph Company. One of the world’s largest IT … Odp: AT&T
32. the name of a well known company that produces computer graphics cards Odp: ATI
33. common abbreviation for automatic teller machine. The type of machine used by banks for e… Odp: ATM
34. abbreviation for asynchronous transfer mode. A method of transferring fixed size data pac… Odp: ATM
35. a process that checks the identity of a user or an object Odp: authentication
36. a graphical icon that represents a real person in a cyberspace system Odp: avatar
37. the common name for a bearer channel in an ISDN system Odp: B channel
38. to store a copy of data on a storage device to keep it safe Odp: backup
39. the main transmission path handling the major data traffic connecting different LANs toge… Odp: backbone
40. the server part of a client-server configuration that provides a service on a network at … Odp: backend
41. the range of frequencies that can be transmitted over a communications channel Odp: bandwidth
42. a sequence of vertical parallel lines used to give items a unique identification number Odp: barcode
43. an optical input device that uses the reflection of a light beam to read barcode labels Odp: barcode reader
44. acronym for Beginners’ All-purpose Symbolic Instruction Code Odp: BASIC
45. a process in which all the data is collected and processed together in a batch rather tha… Odp: batch mode
46. the name of one of the first microcomputers produced in the United Kingdom and used in sc… Odp: BBC micro
47. the common name for the part of an ISDN line that carries the data Odp: bearer channel
48. a simple high-level computer language often used for teaching programming Odp: Instruction Code
49. the common name for a bi-directional frame in an MPEG compressed file Odp: B-frame
50. a type of image frame used in MPEG compression. It is situated between I and P frames and… Odp: bi-directional frame
51. a number system that only uses two digits, i.e. 1 and 0 Odp: binary
52. a security device that measures some aspect of a living being, e.g. a fingerprint reader … Odp: biometric device
53. acronym for Basic Input Output System. A part of the operating system stored on a ROM chi… Odp: BIOS
54. the industrial application of biological science techniques Odp: biotechnology
55. a small unit of storage capacity. One of the eight binary digits that make up a byte. The… Odp: bit
56. a way of reducing the size of a stored image where different digital bits or collections … Odp: bitmap compression
57. a collection of data stored together and treated as a single unit Odp: block
58. the name of a high-speed microwave wireless network system developed by a group of compan… Odp: Bluetooth
59. to store a link to a webpage to make it easier to find in the future Odp: bookmark
60. to copy a part of the operating system into memory to allow a computer to start up Odp: boot
61. a self-replicating program that stores itself in the part of a disk containing the progra… Odp: boot sector virus
62. from the word robot. A computer program that runs automatically. Bots are often used for … Odp: bot
63. to set the boundaries of a message or part of a message by marking its beginning and its … Odp: bracketing
64. a hardware and software combination used to connect the same type of networks or to parti… Odp: bridge
65. able to carry signals transmitted over a wide range of frequencies Odp: broadband
66. to transmit signals that can be picked up by a large number of receivers Odp: broadcast
67. to move from webpage to webpage using a Web browser program Odp: browse
68. a program used for displaying webpages Odp: browser
69. abbreviation for British Telecom. The organisation that provides the telephone system in … Odp: BT
70. a process of temporarily storing data from a fast source so that it can be fed at a stead… Odp: buffering
71. a fault in a system Odp: bug
72. an electronic noticeboard system that enables users to display messages for other users t… Odp: bulletin board
73. a set of conductors that carry signals between different parts of a computer Odp: bus
74. a unit of storage capacity. A byte is made up of eight bits and stores one character, i.e… Odp: byte
75. a general purpose computer programming language that was originally designed for writing … Odp: C
76. the first hard disk in a personal computer Odp: C drive
77. an object-oriented superset of the C programming language commonly used for writing appli… Odp: C++
78. to temporarily store frequently-used data in fast memory so that it can be accessed more … Odp: cache
79. fast memory used to temporarily store frequently-used data to allow it to be accessed mor… Odp: cache
80. a system that ensures that any changes written to main memory are reflected within the ca… Odp: cache coherency
81. the set of electronic logic circuits that control the operation of cache memory Odp: cache controller
82. the process of successfully finding the required data stored in cache memory Odp: cache hit
83. a system that automatically discnects a telephone line after receiving a call and then … Odp: callback system
84. a display device that uses an electron gun to fire a beam of electrons at a phosphor-coat… Odp: cathode ray tube
85. abbreviation for Cisco Certified Network Associate. A starting level networking qualifica… Odp: CCNA
86. abbreviation for compact disk read only memory. A read only storage device in the form of… Odp: CD / CD-ROM
87. a storage device for reading CD-ROM disks Odp: CD-ROM drive
88. the common name for a cellular phone Odp: cellphone
89. a radio communications systems that divides a region into cells so that each region becom… Odp: cellular network
90. a cellular telephone. A mobile telephone that communicates with a local transmitter locat… Odp: cellular phone
91. the electronic processor at the centre of a computer. The term is sometimes used to refer… Odp: central processing unit
92. a path for the transmission of data Odp: channel
93. a virtual space on a website where online discussions organised around specific interests… Odp: chat room
94. information written to disks in a RAID system which is used to restore data if one of the… Odp: check data
95. a calculated value that is stored with data to detect any errors that may occur when the … Odp: checksum
96. common name for a microchip. An electronic integrated circuit in a small package. Odp: chip
97. the name of a company that makes networking system hardware such as that used to operate … Odp: Cisco
98. the term used for a collection of objects in object oriented programming Odp: class
99. a term used in data mining meaning to remove duplicate information and erroneous data Odp: cleanse
100. to press and release the (left-hand) button on a mouse Odp: left click
101. a network computer used for accessing a service on a server Odp: client
102. a program that is accessed from a client computer but most of the processing is carried o… Odp: client-server application
103. professionally-prepared graphical images stored on a computer system Odp: clipart
104. the name used in Microsoft Windows for the section of memory that temporarily stores data… Odp: Clipboard
105. the set of electronic circuits used to control the timing of signals and synchronise diff… Odp: clock
106. a term used in data mining meaning a group of data that has similar features or is based … Odp: cluster
107. a method used in data mining that divides data into groups based on similar features or l… Odp: clustering
108. abbreviation for computer mediated communication, i.e. the transfer of messages using a c… Odp: CMC
109. abbreviation for Certified Novell Engineer. A qualification aimed at people interested in… Odp: CNE
110. a type of shielded cable for carrying signals. It is often used with radio frequency and … Odp: coax / coaxial
111. acronym for Common Business-Oriented Language Odp: COBOL
112. a piece of program text written in a programming language Odp: code
113. to write the text of a program or part of a program using a computer language Odp: code
114. abbreviation for coder/decoder. A program used for converting sound and video signals for… Odp: codec
115. a DOS program with a .com filename extension that loads and runs in 64 kilobytes or less … Odp: COM program
116. the part of an operating system that processes commands that are part of a program or are… Odp: command interpreter
117. the model name of one of the first popular personal computers to be made available in the… Odp: Commodore 64
118. a high-level computer programming language. It is the principal transaction processing la… Odp: Common Business-Oriented Language
119. able to operate on the same type of system or run the same software Odp: compatible
120. to convert a program written in a high-level language into machine code using a compiler Odp: compile
121. a program that converts the whole of a program into machine code before the program is us… Odp: compiler
122. to reduce to a much smaller size Odp: compress
123. the process used for reducing a file to a much smaller size Odp: compression
124. a general purpose machine that can be programmed to process data in a variety of ways Odp: computer
125. a person who is paid to advise on computing system issues Odp: computer consultant
126. a person who designs and develops computer systems Odp: computer engineer
127. a room full of computers used for study Odp: computer lab
128. a language used for writing computer programs Odp: computer language
129. a person whose job it is to operate part of a computer system Odp: computer operator
130. a person whose job it is to sell computers Odp: computer salesperson
131. the study of computers and their use Odp: computer science / computing science
132. a person who provides a service of maintaining and troubleshooting computers Odp: computer services engineering technician
133. the process of designing using a computer program Odp: computer-aided design
134. the process of manufacturing goods using a computer Odp: computer-aided manufacture
135. changed so that it can be operated or controlled using a computer Odp: computerised
136. a process of transferring messages using computers Odp: computer-mediated communication
137. the theory and practice of computers Odp: computing
138. a field of work that provides a service including setting up, maintaining and troubleshoo… Odp: computing support
139. a person whose job it is to provide support to computer users including setting up, maint… Odp: computing support officer
140. to adjust the settings Odp: configure
141. the characteristic of being connected Odp: connectivity
142. a data bit used to mark parts of a transmitted signal so that the transmission can be con… Odp: control bit
143. the set of conductors that carry the control signals between the Control Unit and other p… Odp: control bus
144. to damage in such a way that prevents normal use Odp: corrupt
145. a Unix command for copying a file Odp: cp

Odp: CPU 147. to break into a computer system in order to steal information or cause damage Odp: crack 148. to fail suddenly and completely usually referring to the failure of a hard disk Odp: crash 149. abbreviation for cathode ray tube Odp: CRT 150. set of symbols that signify pressing the combination of the control-alternative and delet… Odp: Ctrl + Alt + Del 151. a symbol on the monitor screen that indicates the point on the screen that is being used Odp: cursor 152. to remove some data from a file and temporarily store it in the computer’s memory then in… Odp: cut and paste 153. a digital image of an attractive female that is used in programs on the Internet Odp: cyberbabe 154. the study of control and communication in animals and machines. It is used in the design … Odp: cybernetics 155. the combination of all the data on all the computer networks throughout the world accesse… Odp: cyberspace 156. a man-machine system or a person made superhuman by a machine or external system that cha… Odp: cyborg 157. the common name for a data channel in an ISDN system Odp: D channel 158. the information processed by a computer Odp: [1,2,5,6,12,15,17,18, 19,21,22,23] the information processed by a computer 159. a large collection of data that can be accessed by many users and enables them to copy or… Odp: data bank 160. the set of conductors that carry the data signals between different parts of a computer Odp: data bus 161. a facility for storing large amounts of information Odp: data centre 162. the common name for the part of an ISDN line that carries signalling and supervisory info… Odp: data channel 163. the transmission and reception of data signals using a communications network and appropr… Odp: data communications 164. a measure of how resistant a system is to causing corruption in data while it is being st… Odp: data integrity 165. a storage system that archives large amounts of data in a way that makes it easy to acces… Odp: data mart 166. a process of analysing a large amount of stored data to find new useful information Odp: data mining 167. the flow of data Odp: data stream 168. a computing centre that provides a large collection of data gathered from different sourc… Odp: data warehouse 169. a type of applications program used for storing information so that it can be easily sear… Odp: database 170. a system for transmitting data from one computer to another Odp: data-delivery system 171. the part of a network communicatio system that supervises the transmission. It confirms… Odp: data-link layer 172. a Unix and MS-DOS command for displaying the current date Odp: date 173. abbreviation for double data rate. A type of memory that transfers data on both the up an… Odp: DDR 174. to find and fix faults in a program or system Odp: debug 175. a range of computers produced by the Digital Equipment Corporation using their Vax range … Odp: DEC VAX 176. to change coded information into normal text Odp: decipher 177. a type of grid used in computer program design to show what actions should be taken by th… Odp: decision table 178. an Al technique used in data mining that separates data into subsets then further divides… Odp: decision tree 179. to decide what a program instruction means Odp: decode 180. to remove the compression, i.e. to expand to its original size Odp: decompress 181. to recover the original text from an encrypted message Odp: decrypt 182. a computer crime that involves changing the information shown on another person’s website… Odp: defacing 183. an initial setting that can be changed by the user Odp: default 184. a type of computer crime that involves swamping a server with large numbers of requests Odp: denial of service attack 185. the main graphical user interface background screen that displays icons for other program… Odp: desktop 186. a personal computer that is designed to be used on an office desk Odp: desktop / PC 187. a computer program designed to be used on a desktop computer Odp: desktop application 188. a small computer providing a variety of tools for organising work, e.g. a calendar, to do… Odp: desktop organiser 189. the phases a software product goes through from when it is first thought of until it beco… Odp: development life cycle 190. abbreviation for dynamic hypertext markup language. A development of HTML that allows the… Odp: DHTML 191. a communications system that allows computers to connect together using a telephone line Odp: dial-up networking 192. a type of backup that copies all the selected files on a system that have been changed si… Odp: differential backup 193. an electronic system that has only two states, e.g. off or on Odp: digital 194. an input device for taking pictures. It has an electronic lens and uses electronics for s… Odp: digital camera 195. electronic currency that is stored on electronically sensitive cards or exists in cybersp… Odp: digital cash 196. an electronic message used to show a transaction is trustworthy. It contains information … Odp: digital certificate 197. a broadband communications system that allows digital signals to be transferred across an… Odp: digital subscriber line 198. to convert an analogue wave into a digital pulse Odp: digitise 199. a storage area used for grouping files so that they can be easily located. A directory is… Odp: directory / folder 200. a flat circular storage device Odp: disk 201. a linked collection of storage devices that work together to act like a much Langer disk Odp: disk array 202. a storage device for reading from and writing to disks Odp: disk drive 203. a vertical bar that divides a Windows Explorer window into two parts. One part shows the … Odp: divider 204. abbreviation for domain name system Odp: DNS 205. an identifier used on the Internet in place of the numerical Internet address. It identif… Odp: domain name 206. a network server computer used for operating and controlling the domain name system Odp: domain name server 207. a system of associating the name of a device on a network such as the Internet with its n… Odp: domain name system 208. a printer that prints by hammering pins onto an inked ribbon Odp: dot-matrix printer 209. to press and release the left-hand button on a mouse two times in rapid succession Odp: doubleclick 210. to copy a file from a server to a client computer in a network Odp: download 211. a process of copying a file from a server to a client computer in a network Odp: download 212. the signal path for receiving communications from a server to a client computer in a netw… Odp: downstream 213. to move data from one location to another with a mouse. Holding down the mouse button whi… Odp: drag and drop 214. a set of hard disks that are used in a RAID system Odp: drive array 215. a systems program that controls a peripheral device Odp: driver 216. abbreviation for digital subscriber line Odp: DSL 217. abbreviation for desktop publishing. A process of designing documents for publishing usin… Odp: DTP 218. able to transfer data in both directions, i.e. can send and receive data Odp: duplex 219. abbreviation for digital versatile disk read only memory. An optical disk storage device … Odp: DVD / DVD-ROM 220. abbreviation for digital versatile disk +/- re-writable. A type of optical disk that uses… Odp: DVD 221. abbreviation for European Article Number system. The European price and item codes common… Odp: EAN 222. sound output device that fits into the ear of the user Odp: earphone 223. a common name for an electrical ground point or zero voltage point Odp: earth 224. common name for an electronic book Odp: ebook 225. common name for an electronic book reader Odp: ebook reader 226. common term for electronic business, i.e. business that is carried out using the Internet Odp: e-business 227. common name for electronic cash Odp: e-cash 228. abbreviation for error code correcting memory. A type of memory often used in server comp… Odp: ECC memory 229. the business of buying and selling goods and services on the Internet Odp: e-commerce 230. a computer program for making changes to text in computer programs or data Odp: editor 231. a system that has both educational and entertainment value Odp: edutainment 232. a computing device that displays the text and images of an electronic book Odp: electronic reader / electronic book reader 233. a book that is displayed using a computing device instead of being printed on paper Odp: electronic book 234. data that represents real money that is stored and transferred on computing devices conne… Odp: electronic cas 235. an organisation that produces ebooks Odp: electronic publisher 236. a computer program represented by an animated screen image that is used to help the user … Odp: electronic virtual assistant 237. the common name for an electronic mail message, i.e. a text message sent electronically u… Odp: email 238. to send an email message Odp: email 239. the unique address code used to contact someone using electronic mail Odp: email address 240. a file that is attached to an email message Odp: email attachment 241. a computer program used for reading and sending email Odp: email program 242. an Internet service that allows user to send and receive emails Odp: email service 243. a key feature of object-oriented programming that bundles data and program instructions i… Odp: encapsulation 244. to write information in a coded form Odp: encode 245. a computer program that converts WAV files into MP3 files or vice versa Odp: encoder 246. to transform data into coded form to make it secure Odp: encrypt 247. the transformation of data into coded form to make it secure Odp: encryption 248. another name for the RETURN key on a computer keyboard. Pressing the ENTER key inserts th… Odp: Enter 249. a type of computer program for planning and organising business functions in an enterpris… Odp: enterprise resource planning tool 250. acronym for electronic point-of-sale till. A computerised cash register that edits record… Odp: EPOS till 251. the production of ebooks Odp: e-publishing 252. abbreviation for enterprise resource planning Odp: ERP 253. common term for electronic solutions, i.e. ways of solving a problem or providing a servi… Odp: e-solution 254. a widely-used local area network standard that broadcasts packets of data that are addres… Odp: Ethernet 255. a Microsoft Windows program that includes an email program, a calendar task list and addr… Odp: Microsoft Exchange / Exchange 256. an MS-DOS executable program that has an .exe filename extension. It can use more than 64… Odp: exe program 257. containing instructions that can be run or executed by the processor Odp: executable 258. to perform a computer operation by processing a program instruction Odp: execute 259. an electronic circuit board used for adding facilities to a computer Odp: expansion card 260. a long thin connector that is used for adding additional electronics in the form of expan… Odp: expansion slot 261. an artificial intelligence program that collects and uses human expertise to allow non-ex… Odp: expert system 262. able to be added to, e.g. in an extensible language a developer can add their own terms Odp: extensible 263. metalanguage that allows developers to create their own set of customised tags that ide… Odp: extensible markup language 264. acronym used on websites for frequently-asked question Odp: FAQ 265. a computer’s ability to recover from hardware errors Odp: fault tolerance 266. to go and get the next instruction or piece of data from memory Odp: fetch 267. a high speed interconnection standard used in storage area networks Odp: Fibre Channel 268. a type of plastic or glass connector that enables signals to be carried using laser light Odp: fibre-optics cabl 269. a section of a database where an item of data is stored Odp: field 270. a computer program or data stored on a storage device Odp: file 271. a main computer that provides a storage area for data files on a network Odp: file server 272. an Internet service that allows users to transfer files from one computer to another Odp: file transfer protocol 273. a virus that attaches itself to a program file Odp: file virus 274. a collection of computer files stored centrally on a network server Odp: filestore 275. a combination of hardware and software used to control the data going into and out of a n… Odp: firewall 276. to mark in a way that indicates that a particular condition has occurred Odp: flag 277. an electronic memory storage device that plugs into a computer and acts like a disk drive Odp: flash drive 278. a simple database in which all the data is stored in one table which is not related to an… Odp: flat file database 279. a magnetic storage device in the form of a small plastic disk. Also known as a diskette. Odp: floppy / floppy disk 280. a common magnetic storage device that reads and writes data on a floppy disk. Also known … Odp: floppy drive / floppy disk drive 281. a kind of diagram used by programmers to show the logical steps in a program or by system… Odp: flowchart 282. acronym for Formula Translator. A high-level computing language that was designed by scie… Odp: FORTRAN 283. to pass on without changing the content, e.g. a received email can be passed on to or for… Odp: forward 284. a section of a webpage that acts as an independent browser window. Clicking on a link in … Odp: frame 285. an organisation that is dediced to producing software that can be used by anyone who wa… Odp: Free Software Foundation 286. to make space available, e.g. by deleting files on a hard disk Odp: free up 287. computer programs that are made available to anyone who wants to use them at no cost to t… Odp: freeware 288. a set of frequencies that are used together to provide a path for the transmission of sig… Odp: frequency band 289. an electronic device for showing the frequency of a signal Odp: frequency display 290. a process of changing frequencies within a fixed bandwidth during a transmission so that … Odp: frequency hopping 291. abbreviation for front-side bus. The set of connectors on a motherboard that carry data s… Odp: FSB 292. abbreviation for file transfer protocol Odp: FTP 293. a type of backup that copies all the selected files on a system whether or not they have … Odp: full backup 294. able to transfer data in both directions simultaneously, i.e. data can be transmitted and… Odp: full-duplex 295. a person who studies and predicts what technology will be like and what effects it will h… Odp: futurologist 296. an electronic device used for playing computer games Odp: games console 297. an interface that enables dissimilar networks to communicate such as two LANs based on di… Odp: gateway 298. abbreviation for a gigabyte Odp: G 299. although it was originally a derogatory term used for an expert lacking in social skills,… Odp: geek 300. a GSM data transmission technique that transmits and receives data in packets Odp: general packet radio service 301. a computer language that can be used to write different types of programs Odp: general-purpose language 302. to register the Web address of a website on an Internet search engine Odp: get listed 303. abbreviation for gigahertz Odp: GHz 304. acronym for graphics interchange format. A way of storing images in a compressed form. Odp: GIF 305. a unit of storage capacity equal to 1 073 741 824 bits Odp: gigabit 306. a unit of storage capacity equal to 1 073 741 824 bytes Odp: gigabyte 307. a unit of frequency equal to one thousand million hertz (cycles every second) Odp: gigahertz 308. a system that determines the user’s location by comparing radio signals from several sate… Odp: global positioning system 309. a project to build a complete user-friendly Unix-like desktop system based entirely on fr… Odp: Gnome 310. a freely distributed portable Unix compatible software system Odp: GNU 311. the name of a popular website that provides a keyword search engine to enable user to sea… Odp: Google 312. abbreviation for general packet radio service Odp: GPRS 313. abbreviation for global positioning system Odp: GPS 314. an electronic device that uses slider controls to adjust the frequency response of an aud… Odp: graphic equaliser 315. the part of an operating system that allows the user to interact with a computer using gr… Odp: graphical interface / graphical user interface / GUI 316. a Unix command for searching through one or more text files for a specific text string Odp: grep 317. acronym for graphical user interface Odp: GUI 318. to gain unauthorised access to a network system Odp: hack 319. a skilled programmer who attempts to gain unauthorised access to a network system Odp: hacker 320. able to transfer data in both directions but only in one direction at a time, i.e. data c… Odp: half-duplex 321. a small portable computer that can be held in one hand Odp: handheld / handheld computer 322. to suddenly and unexpectedly stop processing during the execution of a program Odp: hang 323. a common magnetic storage device that reads and writes data on metal disks inside a seale… Odp: hard disk drive / HDD 324. the physical components of a computer system Odp: hardware 325. the part of a disk drive that reads and writes data to the disk Odp: head / disk drive head 326. the first section of a message that contains information about the content and transmissi… Odp: header 327. sound output device that fits over the ears of the user Odp: headphone 328. a telephone service for helping users solve problems that occur on computer systems Odp: help-des 329. a set of computer programs with a wide variety of complex features Odp: high-end package 330. a British college qualification that can be gained through part-time or full-time study. … Odp: Higher National Certificate 331. a British college qualification that usually requires a period of full-time study. It is … Odp: Higher National Diploma 332. a programming language closer to human language than low-level computer languages such as… Odp: high-level language 333. a computer program written using a high-level language Odp: high-level program 334. to select by marking on the display screen Odp: highlight 335. a computer crime that involves redirecting anyone trying to visit a certain website elsew… Odp: hijacking 336. abbreviation for Higher National Certificate Odp: HNC 337. abbreviation for Higher National Diploma Odp: HND 338. the button icon on a Web browser program that takes you to the starting webpage Odp: Home button 339. the main start page of a website Odp: homepage 340. a computer that provides a service on a network / a program that carries a virus Odp: host 341. the location of a wireless access point. Often found in public places such as airports, s… Odp: hotspot 342. to hold a cursor over an icon for a short period of time Odp: hover 343. abbreviation for hypertext markup language. A page description language that uses a syste… Odp: HTML 344. an electronic device at the centre of a star network topology Odp: hub 345. a common connection point for devices on a network Odp: hub 346. a robot with human characteristics Odp: humanoid 347. a text or image in a webpage that causes a related webpage to be displayed or another pro… Odp: hyperlink 348. a page description language that has a set of tags that can be inserted into a document t… Odp: hypertext markup language 349. abbreviation for input/output Odp: 350. abbreviation for International Business Machines, the largest computer company in the wor… Odp: IBM 351. abbreviation for integrated circuit. A complete electronic circuit built on a single sili… Odp: IC 352. a small picture used in a WIMP system to represent a program folder or file Odp: icon 353. a wireless networking system standard approved by the American regulating organisation ca… Odp: IEEE802.il 354. the common name for an intra frame in an MPEG compressed file Odp: l-frame 355. a computer program that allows the user to make changes to images Odp: image editor 356. a graphic image with separate areas that contain hyperlinks to different parts of a websi… Odp: image map 357. acronym for Internet mail access protocol Odp: IMAP 358. the folder in an email program where emails are stored when they are first received Odp: inbox 359. a type of backup that copies all the selected files that have been changed since the last… Odp: incremental backup 360. a set of radiowave frequencies centred around 2.45GHz used for industrial scientific and … Odp: industrial scientific and medical band 361. an informal term for a global high-speed network providing communication services that ar… Odp: information superhighway 362. the study and practice of techniques or use of equipment for dealing with information Odp: information technology 363. a key feature of object-oriented programming that allows specific instances of a class to… Odp: inheritance 364. done by employees of an organisation rather than people outside the organisation Odp: in-house 365. to reboot or restart the computer Odp: initialise the hard disk 366. to put data into a system Odp: input 367. data put into a system Odp: input 368. a piece of equipment used for putting data into a computer Odp: input device 369. one line of a computer program Odp: instruction 370. a broadband network communications system that allows the ordinary analogue telephone sys… Odp: integrated services digital network 371. the American company that designs and produces the electronic processors used in most of … Odp: Intel 372. a computer utility program that uses artificial intelligence to perform tasks for the use… Odp: intelligent agent 373. allows two-way communication so that the user can respond or interact with the system Odp: interactive 374. the hardware or software that connects two systems and allows them to communicate with ea… Odp: interface 375. a 32-bit codnumber assigned to every node on the Internet. It consists of a series of n… Odp: Internet protocol address 376. a free browser program developed by the Microsoft Corporation Odp: Internet Explorer / Microsoft Internet Explorer 377. a set of standards for accessing email messages stored on an email server. Initially only… Odp: Internet mail access protocol 378. the basic set of standards for enabling computers to communicate over the Internet Odp: Internet protocol 379. an organisation that provides Internet connections for a fee Odp: Internet service provider 380. the connection of computer networks across the world Odp: Internet / the Internet 381. a program that converts other programs into machine code line by line as the programs are… Odp: interpreter 382. a type of image frame used in MPEG compression which contains only information in the pic… Odp: intra frame 383. a computer network that is internal to an organisation and uses the TCP/IP protocol in th… Odp: intranet 384. abbreviation for Internet protocol. A part of the TCP/IP protocol used on the Internet. Odp: IP 385. abbreviation for Internet protocol address Odp: IP address 386. the IP part of a TCP/IP system Odp: IP-layer 387. abbreviation for Internet relay chat. An Internet service that allows user to have a conv… Odp: IRC 388. a process of identifying a user by scanning their eyes Odp: iris recognition 389. an abbreviated form of information systems manager. A person who manages a computer-based… Odp: IS Manager 390. abbreviation for integrated services digital network Odp: ISDN 391. an electronic device that isolates a network system from high voltages and allows it to u… Odp: isolation adapter 392. abbreviation for Internet service provider Odp: ISP 393. abbreviation for information technology Odp: IT 394. a process that is repeated as long as certain conditions remain true Odp: iteration / loop structure 395. object-oriented computer programming language that was developed by Sun Microsystems i… Odp: Java 396. a scripting language that allows simple programs to be embedded into HTML documents Odp: JavaScript 397. a cursor control device in the form of a movable stick that is usually used for controlli… Odp: joystick 398. abbreviation for joint photographic expert group -the committee that devised a common sta… Odp: JPEG 399. a programming instruction that causes a program to change its normal sequence Odp: JUMP comman 400. unwanted and unsolicited email that is normally advertising or trying to sell something Odp: junk email 401. abbreviation for a kilobyte. A unit of storage capacity equal to 1024 bytes. Odp: K 402. abbreviation for kilobits per second. A unit of signal speed equal to 1024 bits every sec… Odp: Kbi 403. abbreviation for kilobits per second. A unit of signal speed equal to 1024 bits every sec… Odp: kbps 404. a graphical user interface used with the Linux operating system Odp: KDE 405. the lowest level layer at the core of an operating system. It deals with allocating hardw… Odp: kernel 406. the main electronic input device that has keys arranged in a similar layout to a typewrit… Odp: keyboard 407. the process of pressing and releasing a key on a keyboard Odp: keystroke 408. a word used to categorise documents or records in a file. Keywords can be used by a searc… Odp: keyword 409. abbreviation for kilohertz. A unit of frequency equal to 1000 cycles every second. Odp: kHz 410. an application program that is particularly useful and popular, making a computer system … Odp: killer application 411. a collection of information that can be easily modified, revised and manipulated to enabl… Odp: knowledge base 412. acronym for local area network Odp: LAN 413. software that performs computer language translation Odp: language processor 414. the largest type of portable computer Odp: laptop 415. a printer that prints using toner powder and laser light on a photosensitive drum Odp: laser printer 416. abbreviation for liquid crystal display. An electronic display device that uses liquid cr… Odp: LCD 417. a cable connection that is rented for use in a communications system Odp: leased line 418. a set of programmed functions that are made available for use by any program Odp: library 419. the amount of data transferred each time there is a transfer between the main memory and … Odp: line size 420. a common term used for a hyperlink, i.e. the connection of a webpage to another webpage o… Odp: link 421. a clone of the Unix operating system created by Linus Torvalds for use on personal comput… Odp: Linux 422. the Linux-user term for a complete operating system kit complete with the utilities and a… Odp: Linux distribution 423. to copy a program from a storage device into the computer’s memory Odp: load 424. computers connected together over a small area such as a company department Odp: local area network 425. to record the time that an event happened Odp: log 426. a record of when an event happened Odp: log 427. to connect to a network system account normally using a password Odp: logon 428. destructive code introduced into a program that is triggered by some event taking place o… Odp: logic bomb 429. a digital electronic circuit that compares two or more inputs and gives an output accordi… Odp: logic circuit 430. a method by which a program uses two sets of related records to find a required value. It… Odp: look-up table 431. a computer language such as machine code or assembly language that is closer to the form … Odp: low-level language 432. an electronic card that gives the owner discount on purchases at a particular store depen… Odp: loyalty card 433. a Unix command for printing a file Odp: Ipr 434. a Unix command for displaying a list of files in a directory Odp: Is 435. abbreviation for metre. An international unit for distance. Odp: m 436. abbreviation for milliamp. A unit of current equal to one thousandth of an amp. Odp: mA 437. the common name for the Apple Macintosh range of computers. A type of personal computer m… Odp: Mac / Apple Mac 438. acronym for message-authentication code Odp: MAC 439. a computer language that consists entirely of a combination of Is and Os Odp: machine code 440. another name for artificial intelligence Odp: machine intelligence 441. the family of operating systems used on the Apple Macintosh range of computers Odp: Mac OS 442. a virus program in the form of a macro program Odp: macro virus 443. a magnetic storage medium in the form of a thin plastic ribbon wound on a reel or a casse… Odp: magnetic tape 444. a computer crime that involves inundating an email address with thousands of messages slo… Odp: mail bombing 445. an email program that connects to an email server to send and receive email Odp: mail client 446. a network service that stores email messages and enables email clients to send and receiv… Odp: mail server 447. a folder used by an email server to store a user’s emails Odp: mailbox 448. a wordprocessing facility that causes a mailing list to be automatically combined with a … Odp: mailmerge 449. the electronic memory that holds the programs and data being used Odp: main memory 450. the largest and most powerful type of computer. It is operated by a team of professionals… Odp: mainframe 451. the main electricity supply Odp: mains line 452. a Unix command for viewing the online manual pages on a Unix system Odp: man 453. a set of tags that can be inserted into a document to indicate its layout and appearance Odp: markup language 454. being part of a system in which an application is processed by up to 200 or more processo… Odp: massively parallel 455. abbreviation for a megabyte Odp: M 456. abbreviation for megabit per second. A unit of signal speed equal to 1 048 576 bits every… Odp: Mbi 457. abbreviation for megabits per second. A unit of signal speed equal to 1 048 576 bits ever… Odp: Mbps 458. a unit of storage capacity equal to 1 048 576 bytes Odp: megabyte 459. a unit of frequency equal to 1 million cycles every second Odp: megahertz 460. a unit of electrical resistance equal to 1 million ohms Odp: megohm 461. the electronic part of a computer system that is used for temporarily storing the program… Odp: memory 462. a list of options displayed on a computer screen Odp: menu 463. a row of icons on a display screen that open up menus when selected Odp: menu bar 464. a number produced by a message-digest function that is used to make a message tamper-proo… Odp: message-authentication code 465. a program function that processes a message to produce a number called a message-authenti… Odp: message-digest function 466. a system that allows the receiver of a message to detect whether someone has tampered wit… Odp: message-integrity scheme 467. data about data in a document Odp: metadata 468. a language from which you can create other languages Odp: metalanguage 469. abbreviation for megahertz Odp: MHz 470. an electronic integrated circuit in a small package Odp: microchip 471. a personal computer. Smaller and less powerful than a mainframe or a minicomputer. Odp: microcomputer 472. the main electronic chip in a computer. It can be thought of as the ‘brain’ of the comput… Odp: microprocessor 473. the common name for the Microsoft Corporation. The company founded by Bill Gates that dev… Odp: Microsoft 474. a high-frequency electromagnetic wave used in data communication systems Odp: microwave 475. acronym for musical instrument digital interface. A standard for connecting musical instr… Odp: MIDI 476. a computer that is slightly less powerful and a little smaller than a mainframe Odp: minicomputer 477. a compact Unix clone written as a teaching aid by Professor Andy Tannenbaum Odp: Minix 478. a technique used in RAID 1 systems where at least two hard disks are paired in such a way… Odp: mirroring 479. the part of a computer virus that enables it to hide itself by altering the normal sequen… Odp: misdirection routine 480. an electronic device used in audio recording that allows a number of audio inputs to be m… Odp: mixing desk 481. a Unix and MS-DOS command for creating a directory Odp: mkdir 482. a wireless telephone that operates over a wide area Odp: mobile phone 483. short for modulator/demodulator. An electronic device that converts signals to enable a c… Odp: modem 484. a process of combining a data signal with a carrier wave by causing the data signal to mo… Odp: modulation 485. the main output device used to display the output from a computer on a screen. See VDU. Odp: monitor 486. acronym for multi-user object oriented. An Internet virtual environment developed from mu… Odp: MOO 487. the main electronic circuit board inside a computer that holds and connects together all … Odp: motherboard 488. a common cursor control input device used with a graphical user interface. It commonly ha… Odp: mouse 489. a switch on a mouse that is pressed to select an object on the screen Odp: mouse button 490. a cursor image in the shape of an arrow that is controlled by a mouse and is used for poi… Odp: mouse pointer 491. a Microsoft Windows operating system feature that changes the function of the numeric key… Odp: MouseKeys 492. abbreviation for MPEG Audio Layer 3. A Motion Picture Experts Group standard for audio co… Odp: MP3 493. a standard video compression scheme. The term is an acronym for Motion Picture Experts Gr… Odp: MPEG 494. abbreviation for Microsoft disk operating system. The command line operating system that … Odp: MS-DOS 495. the combination of text graphics animation sound and video Odp: multimedia 496. the process of operating a user interface using a combination of types of input, e.g. key… Odp: multimodal input 497. abbreviation for multiple virtual storage. It is the name given to a family of operating … Odp: MVS 498. abbreviation for milliwatt. A unit of power equal to one thousandth of a watt. Odp: mW 499. a Microsoft Windows feature that simplifies the process of copying and synchronising file… Odp: My Briefcase 500. acronym for network attached storage. A device that can be plugged into a network to prov… Odp: NAS 501. the process of writing programs using a computer language that is very similar to natural… Odp: natural-language programming 502. the common name for the Internet Odp: Net / the Net 503. a widely used web browser package Odp: Netscape Communicator 504. a widely-used LAN operating system produced by Novell Incorporated Odp: NetWare 505. to connect a number of computers and peripheral devices together Odp: network 506. a combination of a number of computers and peripheral devices connected together Odp: network 507. a computer designed using the industry specification from Oracle and Sun Microsystems for… Odp: network computer 508. a person who is an expert in networking and gives talks and advice on the future developm… Odp: network guru 509. the part of a network communications system that forms the data into packets and selects … Odp: network layer 510. an operating system that is used to administer and control a network allowing computers t… Odp: network operating system 511. an artificial intelligence system that is capable of developing rules from given input so… Odp: neural net / neural network 512. an Internet discussion group that uses a restricted area on a server computer to display … Odp: newsgroup 513. a network terminal or point where a computer is connected to a network Odp: node 514. a portable computer that is about the same size as a piece of writing paper Odp: notebook 515. the common name for Novell Incorporated. The American company that designs and produces t… Odp: Novell 516. the section of a computer keyboard that includes keys for entering numerical digits (0-9)… Odp: numeric keyboard 517. an object-oriented programming module that has its own properties created by bundling dat… Odp: object 518. a type of programming where programs are made from combinations of predefined modules tha… Odp: object-oriented programming 519. abbreviation for optical character recognition Odp: OCR 520. a widely-used application package developed by the Microsoft Corporation that includes pr… Odp: Office / Microsoft Office 521. a computer program or set of programs that are used in a typical office, e.g. a wordproce… Odp: office application 522. disconnected from a computer system or the Internet Odp: offline 523. connected to a computer system or the Internet Odp: online 524. acronym for object-oriented programming Odp: OOP 525. part of a system of software development where anyone is free to take a copy of the sourc… Odp: Open Source 526. the set of programs that control the basic functions of a computer and provide communicat… Odp: operating system 527. a process that enables a computer to scan and recognise printed characters using the refl… Odp: optical character recognition 528. a type of storage device that reads or writes data using laser light, e.g. CD-ROM, DVD-RW Odp: optical drive 529. a common name for glass fibre cable used in high speed networks. It enables data signals … Odp: optical fibre 530. data storage material that is written to or read from using laser light Odp: optical media 531. a widely used database management system Odp: ORACLE 532. abbreviation for operating system Odp: OS 533. version 10 of the Apple Macintosh operating system. It is a modular OS and has a desktop … Odp: OS X 534. a free graphical interface email program integrated into the Internet Explorer browser de… Odp: Outlook Express 535. the processed data or signals that come out of a computer system Odp: output 536. abbreviation for picoamp. A unit of current equal to a millionth of a millionth of an amp… Odp: pA 537. an application program or collection of programs that can be used in different ways Odp: package / software package 538. a fixed size unit of data prepared for transmission across a network. Messages are normal… Odp: packet 539. a method of transferring data across a network by dividing it into packets and transferri… Odp: packet-switching 540. a type of programming language that uses tags to define the layout of a document, e.g. HT… Odp: page-description language 541. a small radio receiver which beeps to alert the wearer of messages or telephone calls. It… Odp: pager 542. a popular handheld personal organiser produced by 3Com Odp: Palm Pilot 543. another name for a handheld IBM compatible computer Odp: palm-size PC 544. a portable computer that is small enough to be held in the palm of one hand. See handheld… Odp: palmtop 545. a subsection of a graphical user interface window Odp: pane 546. extra data bits added to the end of units of data before transmission and then checked an… Odp: parity data 547. a high-level structured computer language named after the mathematician Blaise Pascal. It… Odp: Pascal 548. a secret code used to control access to a network system Odp: password 549. to insert a copy of data held in a computer’s memory at a chosen position Odp: paste 550. to insert programming code into a computer program to fix or modify it in some way Odp: patch 551. the part of a virus that carries out the threat such as displaying a slogan on the screen Odp: payload 552. a set of computer programs used for calculating pay cheques Odp: payroll package 553. abbreviation for an IBM type of personal computer Odp: PC 554. (Peripheral Component Interconnect Express) an interface for connecting peripherals to th… Odp: PCI Express 555. a type of interface for connecting credit-sized electronic upgrade cards to portable comp… Odp: PCMCIA 556. abbreviation for personal digital assistant. A small handheld computer providing a variet… Odp: PDA / personal organiser 557. a small computer that has a pen input device instead of a keyboard Odp: pen-based computer 558. a family of processors produced by the Intel Corporation Odp: Pentium 559. a piece of equipment that is connected to the central processing unit of a computer syste… Odp: peripheral 560. a computer designed to be used by one person at a time Odp: personal computer 561. the common name for a predicted frame in an MPEG compressed file Odp: P-frame 562. pretending to be someone that can be trusted, in order to steal personal information such… Odp: phishing 563. an image-editing computer program produced by Adobe Systems Inc. Odp: Photoshop 564. the part of a network communications system that encodes the packets into the medium that… Odp: physical layer 565. a set of very small low power wireless links consuming only picoamps of electricity that … Odp: piconet 566. a computer crime that involves using another person’s identification code or using that p… Odp: piggybacking 567. acronym for personal information manager. A computer program that provides a variety of t… Odp: PIM 568. an acronym for personal identification number. A unique number used by electronic systems… Odp: PIN 569. a distinctive type of computer system that needs software to be written specifically for … Odp: platform 570. a games console developed by the Sony Corporation Odp: PlayStation 571. an arrow-shaped cursor Odp: pointer 572. a key feature of OOP programming by which different objects can receive the same instruct… Odp: polymorphism ^pDli’moiftz 573. acronym for post office protocol Odp: POP 574. to convert for use in another operating system or computer platform Odp: port 575. a device that connects to a portable computer to make it easier to connect peripheral dev… Odp: port replicator 576. a computer that is small and light enough to be carried from place to place. It can usual… Odp: portable / portable computer 577. to display a message in a computer newsgroup or bulletin board Odp: post 578. a message-retrieval protocol used by many mail clients to get messages from a server. It … Odp: post office protocol 579. a type of image frame used in MPEG compression. A predicted frame only stores the differe… Odp: predicted frame 580. the part of a network communications system that ensures the message is transmitted in a … Odp: presentation layer 581. the main disk drive in a computer. In a PC this is usually a hard disk known as the C dri… Odp: primary disk drive 582. the computer keyboard key that copies the current display screen image to memory or to th… Odp: Print Screen 583. an electronic board that holds and connects the components of an electronic circuit Odp: printed circuit board 584. a common output device used for printing the output of a computer on paper Odp: printer 585. secret code known only to the owner that is used for encrypting and decrypting messages Odp: private key 586. a computer programming language that enables programs to be written using sections of cod… Odp: procedural language 587. the part of a computer that processes the data Odp: processor 588. a set of instructions written in a computer language that control the behaviour of a comp… Odp: program 589. to write a set of instructions for controlling a computer using a computer language Odp: program 590. a person who writes computer programs Odp: programmer 591. the processes of writing a computer program using a computer language Odp: programming 592. a computer language used for writing computer programs Odp: programming language 593. a set of agreed standards Odp: protocol 594. a way of writing a description of a computer program using a mixture of natural language … Odp: pseudocode 595. a condition in which there is no copyright on a work such as a computer program allowing … Odp: public domain 596. a secret code the owner makes available to others so that they can encrypt messages they … Odp: public key 597. a method of coding messages using public and private keys to prevent others from reading … Odp: public-key cryptography 598. a type of communication where the receiving computer initiates the connection Odp: pull mode 599. a list of choices that appear below a menu title on a display screen when the user clicks… Odp: pull-down menu 600. a communication where the sending computer initiates the connection Odp: push operation 601. a system of using the reflection of radio waves to detect an object and determine its loc… Odp: radar 602. one of a set of mutually exclusive options in a dialog box, i.e. the user can only select… Odp: radio button 603. acronym for redundant array of inexpensive disks Odp: RAID 604. a particular arrangement of RAID array disks. Each RAID level is given a number with high… Odp: RAID level 605. acronym for random access memory Odp: RAM 606. a type of memory that can be accessed in any order. RAM is the main electronic memory of … Odp: random access memory 607. data that has not been processed Odp: raw data 608. abbreviation for relational database management system. A database system that links file… Odp: RDBMS 609. the immediate processing of computer data enabling interactive applications Odp: real-time 610. to restart a computer operating system Odp: reboot 611. a section of a database made up of related database fields Odp: record 612. a computer program that allows the user to create their own audio CDs with a writeable CD… Odp: recorder 613. the folder in Microsoft Windows operating systems where deleted files are stored Odp: Recycle Bin 614. a storage system consisting of a set of hard disks that can be combined in different arra… Odp: redundant array of inexpensive disks 615. a data management system provided by the TCP protocol to ensure that data is transferred … Odp: reliable stream service 616. is kept in the computer’s memory Odp: resident 617. an electronic component that reduces the flow of current in a circuit Odp: resistor 618. a measure of the quality of a display screen in terms of the amount of graphical informat… Odp: resolution 619. a set of standards for software used with internal look-up tables in a TCP/IP network for… Odp: resolution protocol 620. to put data back into its original location Odp: restore 621. to take an object apart to discover how it was originally designed and put together Odp: reverse engineering 622. abbreviation for radio frequency Odp: RF 623. abbreviation for radio frequency identification device. A label that stores information t… Odp: RFI 624. to press and release the right-hand button on a mouse Odp: right click 625. the main electrical supply circuit in a building Odp: ring main 626. to extract songs from a CD and turn them into WAV files Odp: rip 627. a program that extracts songs from a CD and turns them into WAV files Odp: ripper 628. a Unix command for deleting a file Odp: rm 629. a Unix and MS-DOS command for deleting a directory Odp: rmdir 630. a mechanical device controlled by a computer Odp: robot 631. the study of robot systems Odp: robotics 632. something requiring great intelligence or technical ability Odp: rocket science 633. acronym for read only memory Odp: ROM 634. the path that is used to transfer data in a network Odp: route 635. to move data from node to node on a network Odp: route 636. an electronic device that links different networks or parts of a network. It determines t… Odp: router 637. abbreviation for revolutions per minute Odp: rpm 638. the name given to patterns found in data when using neural networks Odp: rule 639. to execute a program, i.e. to get a program to process the data Odp: run 640. a Unix command for displaying a report of who is currently logged in to the local network Odp: rwho 641. abbreviation for software Odp: s/w 642. a computer crime that involves manipulating programs or data so that small amounts of mon… Odp: salami shaving 643. acronym for storage area network. A high-speed interconnection of shared storage devices Odp: SAN 644. a widely used enterprise resource planning tool program Odp: SAP 645. acronym for Serial ATA Odp: SATA 646. to copy a program or data to a storage device Odp: save 647. to copy text or graphics using a scanner Odp: scan 648. an optical input device that uses the reflection of light to copy text or graphics into a… Odp: scanner 649. a computer output device used for displaying text and graphic images Odp: screen / monitor display screen 650. to move through displayed information smoothly on the screen either horizontally or verti… Odp: scroll 651. the part of a graphical user interface window that allows the user to move through a docu… Odp: scrollbar 652. acronym for small computer systems interface. A standard way of connecting peripheral dev… Odp: SCSI 653. abbreviation for synchronous dynamic random access memory. A type of fast memory that use… Odp: SDRAM 654. a program designed to find information on the World Wide Web according to data entered by… Odp: search engine 655. a formatted section of a circular magnetic track used for storing data on a disk Odp: user. Search engines are usually accessed from special websites, sector 656. the amount of time taken by a disk drive to find a particular track on a disk Odp: seek time 657. a subdivision of data created by a network communications transport layer for which a che… Odp: segment 658. designed to transfer data sequentially, i.e. one data bit after another Odp: serial 659. (Serial Advanced Technology Attachment) a drive interface that feeds signals one after th… Odp: Serial AT 660. a number that uniquely identifies a product Odp: serial number 661. the small connector at the back of the system unit of a personal computer that is used to… Odp: serial port 662. a main computer that provides a service on a network Odp: server 663. a large collection of networked server computers that work together by sharing the servic… Odp: server farm 664. a number used to identify a computer for maintenance agreements Odp: service tag number 665. the part of a network communicationsystem that opens communications and has the job of … Odp: session layer 666. abbreviation for Standard Generalised Markup Language Odp: SGML 667. software that is distributed freely and only paid for if the user decides to keep it Odp: shareware 668. a graphical user interface for an operating system Odp: shell 669. a text file that contains a sequence of commands for a UNIX-based operating system. In DO… Odp: shell script 670. the computer keyboard key that is held down to produce uppercase letters Odp: shift key 671. to register with a service Odp: signup 672. a well-known computer simulation game in which the users control various aspects of runni… Odp: SimCity 673. a set of standards for sending email from an email client and transferring email between … Odp: simple mail transfer protocol 674. a programmed virtual environment that imitates a real or planned system Odp: simulation 675. a common name for a website Odp: site 676. a webpage that is used to show the overall layout of a website Odp: site map 677. a computer program that is used to change the interface of another program, e.g. to chang… Odp: skin 678. common name for the Industrial Scientific and Medical frequency band Odp: SM band 679. a plastic card containing a processor and memory chip. It can be used to store large amou… Odp: smart card 680. a device used for reading smart cards Odp: smart card reader 681. a device that contains an embedded processor and memory Odp: smart de