资源描述：
《计算机专业英语作业》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。
1、计算机专业英语作业：1、请将视频“什么是电脑硬件”中所述内容用英文表示。2、请将以下英文翻译为中文。1）PlugandPlay,sometimes,abbreviatedPnP,isacatchyphraseusedtodescribedevicesthatworkwithacomputersystemassoonastheyareconnected.Theuserdoesnothavetomanuallyinstalldriversforthedeviceoreventellthecomputerthata
2、newdevicehasbeenadded.Insteadthecomputerautomaticallyrecognizesthedevice,loadsnewdriversforthehardwareifneeded,andbeginstoworkwiththenewlyconnecteddevice.Forexample,ifyouconnectaPlug-and-PlaymousetotheUSBportonyourcomputer,itwillbegintoworkwithinafewseconds
3、ofbeingpluggedin.Anonplug-and-playdevicewouldrequireyoutogothroughseveralstepsofinstallingdriversandsettingupthedevicebeforeitwouldwork.WhilePlugandPlayusuallyreferstocomputerperipheraldevices,suchaskeyboardsandmice,itcanalsobeusedtodescribeinternalhardware
4、.Forexample,avideocardorharddrivemaybeaPlugandPlaydevice,meaningthecomputerwillrecognizeitassoonasitisinstalled.Theonlydifferenceisthatinternalcomponentsusuallyrequirethecomputertobeturnedoffwhentheyareinstalled,whileexternaldevicescantypicallybeinstalledwh
5、ilethecomputerisrunning.2）Whataresomeexamplesofcomputerperipheraldevices?Answer:nAcomputerperipheral,orperipheraldevice,isanexternalobjectthatprovidesinputandoutputforthecomputer.nSomecommoninputdevicesinclude:keyboard,mouse,joystick,pentablet,MIDIkeyboard(
6、musicalinstrumentdigitalinterface数码音响),scanner,digitalcamera,videocamera,microphone.nSomecommonoutputdevicesinclude:monitor,projector,TVscreen,printer,plotter,speakers.nTherearealsodevicesthatfunctionasbothinputandoutputdevices,suchas:externalharddrives,med
7、iacardreaders,digitalcamcorders,digitalmixers,MIDIequipment.nWhilethesearesomeofthemorecommonperipherals,therearemanyotherkindsaswell.Justrememberthatanyexternaldevicethatprovidesinputtothecomputerorreceivesoutputfromthecomputerisconsideredaperipheral.3）Bin
8、aryisatwo-digit(Base-2)numericalsystem,whichcomputersusetostoredataandcomputefunctions.Thereasoncomputersusethebinarysystemisbecausedigitalswitchesinsidethecomputercanonlybesettoeitheronoroff,whicharer
