,rrnenid3o(r)/ [7] a person responsible for the management and administration of a computer system
systems program isistomz,prougrwm/
[4] a program written for a particular type of hardware. Examples are operating systems and compilers. They are usually provided by the manufacturer.
systems routine isistamz ru:,ti:n/ [4] utility programs provided by the computer operating system. These might be used for converting numerical data into different formats, or performing operations on dates.
systems software /' sistomz,suftwea(r)/ [J] see systems program
table itelb1/ [10] used to refer to data held
in a database in a conceptual schema
which is a flat two-dimensional table
table of contents Lte►bl ov 'kuntents/
[5] a word-processing software feature which can automatically generate a table of contents for a document
tag /tLeg/ [5] a code used in word
processing or DTP to denote a feature of a document, such as bold type, the start of a paragraph, or an index word
tape drive / teip dra►/ [L] a device on which a magnetic tape is mounted in order that information may be transmitted from the tape to the memory of the computer or vice versa
template itemple►t/ [2] a pre-shaped pattern used as a guide
terminal it3:minal/ [2] a VDU screen and keyboard used to interact with a
computer, usually with no computing capacity of its own
test suite /test swi:t/ [13] a set of sentences or phrases in a given language designed to test the effectiveness of a machine translation system
token /' toukn/ [6] a unique sequence of bits granting permission to a user to send on a network
trackball itnekb3:11 [I] an upside down mouse. It consists of a ball supported on
bearings so that it is free to rotate in any direction. The ball is rotated by the operator to control the cursor and, as with a mouse, there are buttons to click to initiate an action.
transaction /trEen'zwkfn/ [10] a logical unit of work for a database
transaction processing system
/tnenz,ikkfn 'prousesin,sistom/ [8]
a system which processes the operational transactions of an organization transistor /trEen'z►sto(r)/ [F]
a semiconductor device having three terminals that are attached to electrode regions within the device
transmission /tnenz'mqn/ [6]
the sending of a message
transmitter /traenz'mito(r)/ [10] a device for sending a radio message
trigger itr►ga(r)/ v [7] set a process in motion
turnkey /'t3:nki:/ [J] describing a system in which hardware and software have been delivered by the supplier so that the whole system can be put to immediate use
type declaration statement /Amp dekla'reiSn,steitmont/ [4] see declaration statement
El
UNIX /'ju:niks/ [4] an operating system originally developed by Bell laboratories in 1971 for DEC PDP I I minicomputers. UNIX has become very popular and is now implemented on a wide range of hardware.
update /Ap'dert/ v [2] modify data held by a computer system
upgrade [Apgre►d/ n [5] a later version of software
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upgrade /Ap'gre►d/ v [1] replace or modernize software with a later version of the same software
user fju:zo(r)/ [6] an individual or group making use of the output of a computer system
user-friendly /ju:zo 'frendli/ [E]
describing interactive systems that are designed to make the user's task as easy as possible by providing feedback
user interface /ju:zar 'intofeis/ [6]
the means of communicating between a human being and a computer
utility program nu:'tiloti,prougrEem/ the collection of programs that form part of every computer system and provide a variety of generally useful functions
variable /' veonobl/ a [4] a string of characters used to denote a value stored within a computer which may be changed during execution
VDU /,vi: di: 'ju:/ [1] visual display unit: the screen of a computer terminal or PC vertical refresh rate /,v3:tildn'fref reit/ [14] the number of times per second that an image is written on a TV or computer screen, measured in kiloHerz
VGA /,vi: d3i: 'et/ [14] video graphics array: a standard for colour monitors developed by IBM for their PS/2 range of PCs
virtual reality /,v3:tjual rewlatt/ [10,12] an attempt to create an artificial world within a computer in which the user can (apparently) move about. This is usually achieved by the user wearing a helmet which covers the eyes and ears and sends visual and oral signals to the user. Special gloves allow the user to manipulate computer-generated items.
virtual storage /,v3:tjual 'sto:nd3/ when disks are connected to a computer and used as an extension of internal memory in order to increase the capacity of primary storage
virus /vataras/ [7] a self-replicating program, usually designed to damage the system on which it lands
virus checking program ivataras
,tf ekiri,praugrEem/ [7] a program that is used to detect the presence of a virus in memory or on disk
virus scanner /' vaiaras,skwna(r)/ [7]
a program that detects viruses which have already infected a computer
virus shield ivataras fild/ [7] a program that detects viruses as they attempt to infect the computer
virus signature ivataras,signatla(r)/ [7] the particular features of each computer virus that enable it to be recognized
voice recognition /' \Tots rekag,m1n/ [8] the technology that allows a computer to interpret human speech. This is a part of artificial intelligence studies.
voltmeter i'valtmi:ta(r)/ [2] a meter for measuring voltage
VR /,vi: 'a:/ [12] virtual reality
WAN /waen/ [6] wide area network
war game /'wo: gem/ [12] a computer game which emulates warfare
wide area network /,waid earta 'netw3:k/ [6] a network linking nodes over long distances
window iwindau/ [1] a type of graphical user interface. Separate tasks are represented by a rectangular portion of the screen called a window. A window may display a menu, and an option on the menu is selected by use of a mouse.
word processing /' w3:d prausesm/ [5] the use of a computer to compose documents with facilities to edit, re-format, store, and print documents with
maximum flexibility
work scheduling /w3:k Jedjualm/ [2] the process of allocating computer
resources between different programs running on a multi-tasking computer workstation / w3:ksteif n/ [14]
a powerful single-user computer, usually attached to a network
worm /w3:m/ [7] an entirely self-
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replicating virus which is not hardware dependent
write-protect tab /,raft pra'tekt twb/ [7] a notch on a floppy disk which may be covered to prevent the disk being written to
