01-04-2020-Oxford_English_for_Infomation_Technology (1171844), страница 44
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In this way thedata signal, e. g. an audio or video isfed to the slower destination device ata steady rate.noun C [6, 11] a series ofdata characters which can be a mixtureof letters or numbersnoun U [17] a processwhere data is spread across all drivesin a RAID array rather than filling upone disk with data before writing tothe next disk in the arraynoun U [14] the complexmetalanguage from which both HTMLand XML were creatednoun C [10] an iconon the bottom left corner of MicrosoftWindows operating system desktopsthat allows the user to accessprograms and data and to close downthe systemnoun C [11] a data bitthat marks the beginning of a datablock in a network transmissionnoun C [10]the list of choices that opens up on thedisplay screen when the user clicks theStart button in a Microsoft Windowsdesktopnoun C [21] a computerprogramming language that requiresthe programmer to write programsmade up of self-contained units orproceduresnoun C [11] another namenoun U [21] the processof writing a program using a structuredprogramming languagenoun C [10] astorage area that provides asubdivision of a folder so that storedfiles can be organised into smallergroupsnoun C [7] a listof choices that is displayed when theuser clicks on an item in a menuGLOSSARYnoun C [12]a self-contained part of a largernetworknoun C [14] awebpage that gives further detailedinformation about part of theinformation on a main webpagenoun C[22] a small program that performs aspecific function and is part of a largerprogramnoun C [3] a small groupof related data that is part of a largerset of datanoun C [2, 24] the most powerful typeof mainframe computernoun C [21] a largergroup of objects that include a smallerset of objectsnoun C [6] the most important programin the operating system.
It is residentand controls the entire operatingsystem. It loads other operatingsystem programs into memory whenthey are needed.noun C[22] a person who provides help tocomputer users by studying theirrequirements and designing systemsto provide for their needsnoun C [22, 25] a professional whoprovides help for computer users bydesigning, building, and maintainingcomputer systemsnoun C [12] atelephone line that can be used to gethelp with hardware or softwareproblems.
See helpdesk/helpline.noun C [22] a person who maintainsand troubleshoots problems withcomputersverb [15, 23] to browsewebpages on the Internet in anunplanned waynoun C [19] an electronic device thatprotects equipment from damage dueto sudden high voltage or current inthe power supplynoun U [2]abbreviation for super video graphicsarray. A video screen display standardthat provides 1024X768 or 1280X1024pixel resolution with up to 16. 7 millioncoloursnoun C [2] aplastic card with a magnetic striprunning across it containingconfidential datanoun U [2]abbreviation for super extendedgraphics array.
An IBM video screendisplay standard similar to SVGA thatprovides 1024X768 or 1280X1024pixel resolution with up to 16. 7 millioncoloursnoun C [] a startor stop bit pattern that marks thebeginning or end of a transmitted datablockverb[11, 21, 23] to cause different processesto occur at the same timeadj [2, 11, 12,15] occurring at regular intervals and instep with other systems usuallycontrolled by an electronic clock circuitnoun C [9] adevice that uses electronic circuits togenerate soundsnoun C [2] thesets of connectors that carry signalsbetween system components such asthe processor and memory in acomputernoun C [7, 10] asection at the far right of a MicrosoftWindows task bar that holds icons forthe clock and other programs that runconstantly in the backgroundnoun C [19] aperson who maintains a multi-usercomputer systemnoun U [5, 22] the study of a system todetermine how it can be computerisednoun C [21, 22] a person who designsor modifies information systems tomeet users' requirements.
Thisincludes investigating feasibility andcost-producing documentation andtesting prototypes of the system.noun C [20, 22] a personwho manages a computer systemnoun C/U[5, 6, 21, 22] a program or set ofprograms that is used to control thebasic functions of a computer system,e. g. operating system programsnoun C [21, 22] aperson who specialises in writingsystems software such as operatingsystem programsnoun U [22] the writingof systems programs219noun C [16] abbreviation forterminal adapternoun C [8] a dialog boxcomponent that is used to switchbetween different sets of datanoun C [7] the computerkeyboard key that is used to move thecursor to the next tabulation point in awordprocessor program so that datacan be spaced evenly on the screennoun C [9, 14] a label used in amarkup language such as HTML.
It isattached to a piece of text to mark thestart or the end of a particularfunction.noun U [19] a magneticstorage medium commonly used forstoring backup filesnoun C[19] a backup device that allowsdifferent magnetic tapes to be usedwhen required during a backupoperationnoun C [7, 10] aMicrosoft Windows desktopcomponent that indicates whatprograms are currently being used andallows the user to switch betweenthemnoun U [12]abbreviation for transfer controlprotocol. A part of the TCP/IP protocolused on the Internet.noun U [12, 22]abbreviation for transmission controlprotocol/Internet protocol.
The officialset of standards for determining theform of the signals used fortransmitting data on the Internet.adj [24]having a fear or strong dislike oftechnology and technological devicesnoun U [24]common term for telecommunicationsnoun U [5, 22]branch of technology concerned withcommunications over long distancesnoun C [25] a person who works withsystems concerned withcommunications over long distancesverb [1] tocommunicate with your office bycomputer, telephone and fax whileworking a distance from your office,e.
g. at homenoun U [16] thescience of audio communicationthrough electric devices. It commonlyrefers to software that will make acomputer act like a telephone.220GLOSSARYnoun U [24] theprocess of working at home whilecommunicating with your office bycomputer, telephone and fax.
Seetelecommute.noun C[25] a machine used for takingpayments in large shops andsupermarketsnoun U [12] acronym forteletype network. An Internet servicethat allows a user to connect to amulti-user server using a computer asa terminal.noun C [23] a unit ofstorage capacity equal to 1 009 511627 776 bitsnoun C [11] anetwork device used to input andoutput data (usually a basic computer)noun C [16] a device for connecting anISDN system to an existing telephonelinenoun C [6] acomputer program for editing basicdata or program text, i. e.
like a basicwordprocessornoun C[2] abbreviation for thin film transistordisplay. A type of LCD screen displaycommonly used in portable computers.It uses a separate transistor to controleach pixel on the display.noun C [11, 15]a low-cost centrally-managed basiccomputer with a keyboard and displayscreen processor and memory but noCD-ROM drive, floppy disk drive orexpansion slots, e. g. a NetPC or anetwork computer (NC)noun U [23] the thirdgeneration of the Global System forMobile communication standard. It isthe standard for mobile users aroundthe world.noun U [17] theamount of data that passes through asystem in a given period of timenoun C [10] ascreen icon in Windows Explorer thatopens or closes a folder to show orhide its subfolders when the userclicks on it using a mousenoun C [7] a label thatappear on the screen when the userholds the mouse pointer over an iconin a Microsoft Windows systemnoun C [5, 11] thephysical layout of a networknoun C [2] apersonal computer case that stands onend and can be placed on the floorunlike the normal desktop case thatsits flat on a desk under the monitornoun C [2] a formattedcircular magnetic storage area on acomputer disknoun U [11, 16] thevolume of signals or data that passesthrough a network systemcomputer reads text to the user using aspeech synthesiser.adj [11] set to operate onthe same frequencynoun C [11, 16, 23, 24]abbreviation for television.
A televisionset is the actual television device usedfor displaying the video signals.noun U [21] the processingof computer transactions by updatingthe computer file as each transactiontakes place rather than storing themuntil later to be processed as a batchnoun C [23] asolid state electronic switch oramplifiernoun U [11, 16] a common type ofnetwork cable that uses two wirestwisted together to reduce interferencefrom external signalsnoun U [6]preparation for printingnoun U [12] a set of standards for thedelivery of error-free data incommunications between computers.It comes into operation once a datapacket is delivered to the correctInternet address and application port.It manages the communicationexchanges and provides reliablestream service by structuring andbuffering the data flow looking forresponses and taking action to replacemissing data blocks.noun C[23] a device that responds to receivedcoded radio signals by automaticallytransmitting a different coded signalnoun C [11] the part of a networkcommunications system that protectsthe data being sent.
It subdivides thedata into segments and createschecksum tests. It can also makebackup copies of the data.noun C [18] atechnique used in a computer crimethat involves leaving within acompleted program an illicit programthat allows unauthorised - andunknown-entrynoun C [18, 20]a technique used in a computer crimethat involves adding concealedinstructions to a computer program sothat it will still work but will alsoperform prohibited duties. In otherwords it appears to do somethinguseful but actually does somethingdestructive in the background.verb [22] tofind and fix faults in a systemnoun C[22] a person who finds and fixes faultsin a systemnoun U [7] abbreviationfor text to speech.
A system where anoun U [12]abbreviation for user datagramprotocolverb [10] to restore a fileto the condition it was in before thelast change was madeverb [18] toremove the encryption from a filenoun C [13] theunique address of a webpagenoun C[19] a battery backup system thatautomatically provides power to acomputer when the normal electricitysource failsnoun U[16] a third-generation, broadband,packet-based communications systembased on the Global System for Mobile(GSM) communication standard. Itprovides the same services includingthe transmission of text-digitised voicevideo and multimedia to mobilecomputer and phone users throughoutthe world.noun U [5, 6, 13, 14, 21, 22,25] a popular multi-user multitaskingoperating system originally designedfor mainframe computers.
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