01-04-2020-Oxford_English_for_Infomation_Technology (1171844), страница 41
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It iscommonly used for backing up datanoun U[18] a computer crime that involvesinundating an email address withthousands of messages slowing oreven crashing the servernoun C [13]an email program that connects to anemail server to send and receive emailnoun C [13]a network service that stores emailmessages and enables email clients tosend and receive emailsnoun C [13] a folderused by an email server to store auser's emailsnoun C [3, 8] awordprocessing facility that causes amailing list to be automaticallycombined with a standard letter toproduce a separate copy of the letteraddressed to each person on themailing listnoun U[2] the electronic memory that holdsthe programs and data being usednounC [2, 5, 6, 21, 22] the largest and mostpowerful type of computer.
It isoperated by a team of professionals.noun C [11] themain electricity supplyGLOSSARYnoun U [6] a Unix commandfor viewing the online manual pageson a Unix systemnoun C [14] a set of tags that can beinserted into a document to indicate itslayout and appearanceadj [24] being part of a system inwhich an application is processed byup to 200 or more processors at thesame time.
Each processor using itsown operating systems and memoryand working on a different part of theprogram.noun C [2, 12]abbreviation for a megabytenoun C[23] abbreviation for megabit persecond. A unit of signal speed equal to1 048 576 bits every second.noun C[23] abbreviation for megabits persecond. A unit of signal speed equal to1 048 576 bits every second.noun C [2, 9, 17] aunit of storage capacity equal to 1 048576 bytesnoun C [2] a unitof frequency equal to 1 million cyclesevery secondnoun C [12] a unitof electrical resistance equal to 1million ohmsnoun U [2, 5, 6, 11, 15,18, 19, 24] the electronic part of acomputer system that is used fortemporarily storing the programs anddata that are being used by theprocessornoun C [2, 7, 21] a list ofoptions displayed on a computerscreennoun C[10, 16] a row of icons on a displayscreen that open up menus whenselectednoun C [18] anumber produced by a message-digestfunction that is used to make amessage tamper-proof and providemessage integritynoun C [18] aprogram function that processes amessage to produce a number called amessage-authentication code.
Thisnumber is then used to make amessage tamper-proof.noun C [18] a systemthat allows the receiver of a messageto detect whether someone hastampered with the message in transitnoun U [14] dataabout data in a documentnoun C[14, 21] a language from which you cancreate other languagesnoun C [2, 23]abbreviation for megahertznoun C [22] anelectronic integrated circuit in a smallpackagenoun C [6, 11] a personal computer.Smaller and less powerful than amainframe or a minicomputer.noun C [3, 16, 25] the main electronicchip in a computer. It can be thought ofas the 'brain' of the computer becauseit does the main processing andcontrols the other parts of thecomputer.
It is sometimes called theCPU.noun U[2, 5, 6, 18, 20, 22, 25] the common namefor the Microsoft Corporation. Thecompany founded by Bill Gates thatdeveloped the MS-DOS and Windowsoperating systems and a variety ofsoftware commonly used on desktopcomputers.noun C [23] ahigh-frequency electromagnetic waveused in data communication systemsnoun U [9, 17, 18] acronymfor musical instrument digitalinterface. A standard for connectingmusical instruments to computersystems.nounC [6] a computer that is slightly lesspowerful and a little smaller than amainframenoun U [6] a compactUnix clone written as a teaching aid byProfessor Andy Tannenbaumnoun U [17] atechnique used in RAID 1 systemswhere at least two hard disks arepaired in such a way that the hard diskcontroller writes each byte of data toboth disks.
This ensures that a backupexists should the primary disk drivefail.noun C [18] the part of acomputer virus that enables it to hideitself by altering the normal sequenceof instructions in another programnoun C [9]an electronic device used in audiorecording that allows a number ofaudio inputs to be mixed together213noun U [6] a Unixand MS-DOS command for creating adirectoryadj [19] abbreviation formagneto-optical. Used to describestorage devices that use a combinationof magnetism and laser light.noun C[15, 16, 23] a wireless telephone thatoperates over a wide areanoun C[2, 5, 10, 11, 12, 16, 23] short formodulator/demodulator. An electronicdevice that converts signals to enablea computer to be connected to anordinary telephone line.noun U [23] aprocess of combining a data signalwith a carrier wave by causing the datasignal to modify the amplitudefrequency or phase of the carrier wavenoun C[1, 2, 9, 16, 17, 18, 24] the main outputdevice used to display the output froma computer on a screen.
See VDU.noun C [12, 16] acronym formulti-user object oriented. An Internetvirtual environment developed frommulti-user adventure games thatallows many users to interact.noun C[2, 5, 16] the main electronic circuitboard inside a computer that holdsand connects together all the mainelectronic componentsnoun C [1, 2, 7, 11, 17, 21,23, 25] a common cursor control inputdevice used with a graphical userinterface.
It commonly has two or threebutton switches on top and a ballunderneath that is rolled on a flatsurface.noun C[10] a switch on a mouse that ispressed to select an object on thescreennoun C[15] a cursor image in the shape of anarrow that is controlled by a mouseand is used for pointing and selectingicons on the screennoun U [7] aMicrosoft Windows operating systemfeature that changes the function ofthe numeric keypad keys on acomputer keyboard so that they can beused to control the screen cursornoun U [9, 23]abbreviation for MPEG Audio Layer 3. AMotion Picture Experts Group standardfor audio compression.noun U [9, 23] a standardvideo compression scheme.
The termis an acronym for Motion Picture214GLOSSARYExperts Group a committee thatdevelops standards for audio andvideo file formats and compressionnoun U [6, 25]abbreviation for Microsoft diskoperating system. The command lineoperating system that was used in thefirst PCs.noun U[1, 2, 13, 15, 21] the combination of textgraphics animation sound and videonoun U [7] the process ofoperating a user interface using acombination of types of input, e. g.keyboard and speech recognitionnoun U [6, 22]abbreviation for multiple virtualstorage.
It is the name given to afamily of operating systems used onIBM mainframe computersnoun C [23] abbreviationfor milliwatt. A unit of power equal toone thousandth of a watt.noun U [7]a Microsoft Windows feature thatsimplifies the process of copying andsynchronising files between a desktopand a portable computernoun U [21]the process of writing programs usinga computer language that is verysimilar to natural human languagenoun U [19] the part of a hierarchicalstorage management system thatstores infrequently-used files in a waythat will allow them to be easilyretrievednoun U [12, 15, 24] thecommon name for the Internetnoun U [11] anindustry specification for a low-costbasic Windows PC with an Intelprocessor designed for use on a multiuser network system.
It is managedcentrally and has no floppy disk driveCD-ROM drive or hardware expansionslots, i. e. it is a type of thin client.noun U [11, 15] awidely used web browser packagenoun U [6, 22] awidely-used LAN operating systemproduced by Novell Incorporatedverb [7, 21] toconnect a number of computers andperipheral devices togethernoun C [1, 2, 3, 4, 5, 6, 7,8, 11, 12, 15, 16, 17, 18, 19, 20, 22, 23, 24] acombination of a number of computersand peripheral devices connectedtogethernoun C [11] a computerdesigned using the industryspecification from Oracle and SunMicrosystems for a low-cost basicpersonal computer that can have anIntel processor or another type ofprocessor and can use a Java-basedoperating system.
It is designed foruse on a multi-user network systemand is managed centrally. It has nofloppy disk drive, CD-ROM drive orhardware expansion slots, i. e. it is atype of thin client.noun C[22] a person who is an expert innetworking and gives talks and adviceon the future development ofnetworkingnoun C[11] the part of a networkcommunications system that forms thedata into packets and selects a routefor the messagenoun C [11] anoperating system that is used toadminister and control a networkallowing computers to share hardwareand software while providing filesecurity and backup facilitiesnoun C [3, 23] an artificial intelligencesystem that is capable of developingrules from given input so that it learnshow to deal with more complex inputnoun C[12, 14, 22] an Internet discussion groupthat uses a restricted area on a servercomputer to display messages about acommon interestnoun C [11, 12] a networkterminal or point where a computer isconnected to a networknoun C[23] a portable computer that is aboutthe same size as a piece of writingpapernoun U [22] the commonname for Novell Incorporated.
TheAmerican company that designs andproduces the Netware networkoperating system.noun C [7] the section of a computerkeyboard that includes keys forentering numerical digits (0-9) andmathematical operators (+-, /)noun C [21] an objectoriented programming module that hasits own properties created by bundlingdata and program instructions togethernoun U [21] atype of programming where programsare made from combinations ofpredefined modules that can be usedover and over againnoun U [3]abbreviation for optical characterrecognitionnoun U [8, 22] awidely-used application packagedeveloped by the MicrosoftCorporation that includes programsused in a typical office, e.
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