【答案】计算机专业英语阅读y 过程性评测(37)【参考答案】

判断题:10道,每道2分,总分20 1.Videocamerasareperipheral. 正确 错误 2.TheTCP/IPInternetprotocolsuiteisformedfromfivestandards. 正确 错误 3.Virusescancauseprogramscrashingbutcan'tcauseentireharddiskdeleting. 正确 错误 4.Thephysicallayerisconcernedwithtransmittingrawbytesoveracommunicationchannel. 正确 错误 5.Thesetfolayersandprotocolsiscallednetworkarchitecture. 正确 错误 6.Multimediaisjusttwomedia:soundandpictures. 正确 错误 7.PPMreferstothenumberofpagesthataprinterprintsperminute. 正确 错误 8.Allvirusscannerscankillmostknownviruses. 正确 错误 9.Thenetworkarchitectureisalayer-based. 正确 错误 10.Whenyousendane-mailyoushouldprovidethesender'se-mailaddress. 正确 错误 单选题:20道,每道3分,总分60 1.Oneofthebasicrulesofcomputersecurityistochangeyour（）regularly. name computer device password 2.Oneofthegreatestfeaturesofahome（）istheabilitytoshareoneInternetconnectionsimultaneouslyovertwoormorecomputers. computer device network work 3.Networksoftwareconsistsof（）,orrulesbywhichprocessescancommunicate. protocols programs devices computers 4.()isadevicethatenablesthecomputertohandlesounds. networkcard videocard soundcard monitor 5.()isusedtocommunicatewithanothercomputerovertelephonelines. keyboard modem mouse printer 6.A（）computerisapersonalcomputerwhosehardwareiscapableofusinganyorallofthefollowingmediainaprogram:audio,text,graphics,videoandanimation. database multimedia network mainframes 7.Multimediawillbecomeincreasingly()throughouteveryaspectofourlives. pass precise permit pervasive 8.（）：Messagesthataresentelectronicallyoveranetwork. input output data E-Mail 9.CommunicationthroughtheInternet,the()performsthereversefunction. Astationcontroller(STACO) DTE Datacommunicationsequipment(DCE) CRT 10.Anti-Virusprotectsyourcomputerfromvirusesby()yourcomputer'smemoryanddiskdevices. deleting changing scanning replacing 11.Bitmapimagesuseagridofsmallsquaresknownas（）torepresentimages． pixels points elements dots 12.Afirewallisa（）systemdesignedtoprotectanorganization’snetworkagainstthreats. operating programming security service 13.Thefirewalldeviceisa（）systemforconnectingacomputernetworktoothercomputernetwork. hardware software security I/O 14.TheInternetistheworld'slargestcomputer（）. network device display disk 15.Photoshopistheleadingprofessional()program,releasedbyAdobe. text-editing word-editing image-editing picture-editing 16.Most（）measuresinvolvedataencryptionandpassword. security hardware display program 17.Computer（）isacomplexconsistingoftwoormoreconnectedcomputingunits，itisusedforthepurposeofdatacommunicationandresourcesharing. storage device network processor 18.Modemis(). amodulator ademodulator amodulator/demodulator adataset 19.Virusisa(). program computer badman beast 20.TheOSImodelhas()layers. four five six seven 多选题:10道,每道2分,总分20多选题:10道,每道2分,总分20 1.Typesofmediainclude(). text full-motionvideo animation audio 2.WithanInternetconnectionyoucangetsomeofthebasicservicesavailableare：(). E-mail Telnet FTP Usenetnews 3.Whichofthefollowingstructureisthetopology? star loop tree complete lrregular 4.TheInternetis(). asacommoninternet aspecifickindofinternet definedasthenetworkofnetworks constrainedbyasetofIPsuite 5.Thegeneraltypesofdesignsforthecommunicationsubnetare(). face-to-facechannels point-to-pointchannels broadcastchannels directchannels 6.Datatransferrulesinclude(). simplexcommunication half-duplexcommunication duplexcommunication full-duplexcommunication 7.Virusescandelaytheirattackfor(). days weeks months years 8.Manyvirusesdoharmfulthingssuchas(). deletingfiles changingrandomdataonyourdisk simulatingtypos slowingyourPCdown 9.Wecan()throughtheInternet. getfreesoftware takelongdistancecollaborations sende-mail retrievefiles 10.Thesubnetconsistsoftwobasiccomponents:(). nodes channals hosts cable