15春西交《操作系统原理》在线作业满分答案

15春西交《操作系统原理》在线作业满分答案

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时间:2019-01-03

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1、15春西交《操作系统原理》在线作业满分答案Aupeng15spring,zoperatingsystemprinciple"onlinehomeworkExamtime:100testtime:SingletopicselectionTrueorfalse(30questions,60points・)Intheoperatingsystem,theprocessisa()conceptandtheprogramisastaticconcept・A.combinedstateB.associatedstateC.runningstateD.dynamicFullmarks:2

2、Therearemultiplereplacementalgorithmsintherequestpagingsystem:thealgorithmthatselectsthefirstpagetogointomemoryiscalled().A.FIFOalgorithmB.OPTalgorithmA.LRUalgorithmB.NRUalgorithmFullmarks:2Thereareseveraltypesofoperatingsystems:theoperatingsystemthatallowsmultipleuserstosubmitseveraljobst

3、othecomputersystemforcentralizedprocessingiscalled()・A.batchtheoperatingsystemB.theoperatingsystemC.real-timeoperatingsystemD.networkoperatingsystemFullmarks:2HardwaresupportforworkingwithCPUandexternaldevicesis0.InterruptmechanismB.externaldeviceinterface(channel,controller,etc・)C.channel

4、andinterruptD.multibusFullmarks:2Theuseofassociativememoryinavirtualstoragesystemisoftenusedasa()address・A.accordingtotheaddressB.accordingtothecontentC.registerD.tocalculateFullmarks:2Typically,thelogicalstructureofafile()isorganizedinawaythatissuitableforbothinteractiveandbatchapplicatio

5、ns・A.p订eFlowfileC.indexfileSequentialfileFullmarks:2Inrequestpagingmanagement,iftheadvancedfirst-out(FIFO)pagereplacementalgorithmisadopted,the〃Beladyexception"maybeproducedand,zBeladyexception"refersto()・A:frequentpageentryThenumberofpagesallocatedwillincrease,andthenumberofpagesmissingis

6、likelytoincreaseTheamountofinformationexchangedbytheprocessistoolargetocauseashortageofsystemworkspacesD.theinsufficientmemoryspaceallocatedtotheprocessmakestheprocessunabletoworkproperlyFullmarks:2Thefollowing()permutationalgorithmproducesBeladyanomalies・A.advancedfirstpagereplacementalgo

7、rithm(FIFO)Themostrecentunusedpagereplacementalgorithm(LRU)Theleastfrequentlyusedpagereplacementalgorithm(LFU)Thebestpagereplacementalgorithm(OPT)Fullmarks:2Inthefollowingstatementontheindexfile,the()clauseisthecorrectargument・Inanindexfile,eachtableiteminthei

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