Unit2Lab1Word下载.docx

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III.TherewillbemoreoperatingsystemsthatworkwiththattypeofCPU.

(a)IIandIIIonly(b)IandIIIonly

(c)IandIIonly(d)I,II,andIII

4.CPUperformanceisinfluencedbywhichofthefollowing?

I.Wordsize

II.Clockrate

III.Instructionsetsize

(a)IIonly

(b)I,II,andIII

(c)IandIIIonly

(d)IandIIonly

5.Whichofthefollowingis(are)trueofmodernmicroprocessors?

I.Microprocessorchipsaretypicallythesizeofadeckofcards.

II.Microprocessorstypicallycontainmillionsoftransistors.

(a)IIonly(b)None

(c)IandII(d)Ionly

6.WhichofthefollowingistheprimaryfunctionofaCPU?

(a)Toexecuteonlytheoperatingsystem'

sinstructions

(b)Toexecuteonlytheinstructionswithinauserspecifiedapplication

(c)Toexecuteanyprogram'

sinstructionsstoredinRAM

(d)Todetermineifaprogramfunctionscorrectlybeforeusingit

7.Whichofthefollowingcomponentsis(are)typicallyfoundonthemotherboardofacomputer?

I.Expansionslots

II.Themicroprocessor

III.TheCMOSmemorychip

(a)IIonly(b)I,II,andIII

(c)IandIIIonly(d)IandIIonly

8.Acomputerclockwithaspeedof100MHzcycleshowmanytimespersecond?

(a)100(b)100,000

(c)100,000,000(d)1,000

9.WhichofthefollowingmanufacturersprovidesthePentiumfamilyofprocessorsfordesktopcomputers?

(a)AMD(b)Intel

(c)IBM(d)Cyrix

10.AnArithmetic/LogicUnittypicallyperformswhichofthefollowingoperations?

I.RetrievalofinstructionsfromRAM

II.Performanceofgreater-thanandless-thancomparisons

(a)IIonly(b)IandII

(c)None(d)Ionly

11.Inordertoretaindataforfuturereference,volatilestoragerequires

(a)aconstantsourceofelectricalpower

(b)theuseofmagnetism

(c)theuseofopticalmedia

(d)mediathatcanberemovedfromthecomputer

12.Whichofthefollowingmemorytypesholdsdatabutrequiresverylittlepowertoretainitscontents?

(a)RAM(b)RDRAM

(c)Virtualmemory(d)CMOS

13.ConsiderComputerA,whichusesa1.2-GHzCPU,andComputerB,whichusesa1-GHzCPU.ForanygivenprogramP,whichofthefollowingistrue?

(a)ProgramPrunsfasteronComputerAthanitdoesoncomputerB.

(b)IttakesthesameamountoftimeforprogramPtorunoncomputerAasitdoesoncomputerB.

(c)ProgramPrunsfasteronComputerBthanitdoesoncomputerA.

(d)ItcannotbedeterminedwhetherprogramPwillrunfasteroncomputerAoroncomputerBwithoutknowingmoreaboutprogramP.

14.Whereisacomputer'

sCPUlocated?

(a)Onthemotherboard

(b)Onaharddiskdrive

(c)Onanexpansioncard

(d)Onafloppydiskdrive

15.Whichofthefollowingis(are)trueofROM?

I.ROMisvolatile.

II.TheinstructionsneededtobootacomputeraretypicallystoredinROM.

(a)Ionly(b)None

(c)IandII(d)IIonly

16.WhichofthefollowingkindsofprojectstypicallyrequiresaspecialtypeofCPUthatwouldnotbefoundinadesktopormainframecomputer?

(a)Performingbusinesscalculationsforafinancialreport

(b)Monitoringtheoperationofanautomobileengine

(c)Lookingupandstoringinformationoncustomeraccounts

(d)Processingrequeststosendandreceiveemail

17.Whichofthefollowingtypesofmemorytypicallyholdscomputerconfigurationsettingsandispoweredbyasmallbattery?

(a)Cache(b)Flash

(c)ROM(d)CMOS

18.ThelistofinstructionsthataCPUisabletoexecuteisknownasits

(a)opcodes(b)instructionset

(c)operands(d)glossary

 

Quiz5

1.Whichofthefollowingcomponentsis(are)foundonanacceleratedgraphicscard?

I.Aprocessor

II.Videomemory

III.EIDE

(a)IandIIonly

(b)IIandIIIonly

(c)I,II,andIII

(d)IandIIIonly

2.OneadvantageofanLCDmonitoris

(a)lowprice

(b)brightness

(c)increasedradiationemission

(d)compactness

3.Whichofthefollowingis(are)trueofUSBcomputerconnections?

I.AUSBhubcansupportupto127devices.

II.Typically,USBdevicescanbeconnectedwithoutrestartingthecomputer.

(a)None(b)Ionly

4.Amonitorisprimarilywhichkindofdevice?

(a)Amemorydevice

(b)Aninputdevice

(c)Astoragedevice

(d)Anoutputdevice

5.Ethernetcardsareusedtoprovideacomputeraconnectiontowhichofthefollowing?

(a)Highspeedinput/outputdevices

(b)Localareanetworks

(c)Largecapacitystoragedevices

(d)Anothercomputerviathetelephonelines

6.Inputdevicesforacomputerincludewhichofthefollowing?

I.Digitalcameras

II.Scanners

III.Speakers

(c)IIIonly

7.Whichofthefollowingtechnologiesusesagun-likemechanismtospraythescreenwithdotsofcolor?

(a)Pitch(b)CRT

(c)LCD(d)VIS

8.Computeroutputdevicesincludewhichofthefollowing?

I.Projector

II.Microphone

III.Printer

(a)I,II,andIII

(b)IandIIonly

(c)IIandIIIonly

9.WhichofthefollowingaretrueofUniversalSerialBus(USB)?

I.AlargenumberofdevicescanpotentiallybeinterconnectedusingtheUSB.

II.Itisusedwithmanytypesofdevicesfortransferringlargeamountsofdata.

III.Itsupportsexistingserial-andparallel-portdevices.

(a)IIandIIIonly

10.Adesktopcomputerexpansionslotthatisprimarilyusedforgraphicscardsisthe_____slot.

(a)PCI(b)ISA

(c)PCMCIA(d)AGP

11.Whichofthefollowingareprimarilyinputdevices?

I.Mouse

II.Scanner

(b)IandIIIonly

12.Aparallelportcanbeusedtoconnectacomputertoa

(a)keyboard(b)monitor

(c)mouse(d)printer

13.Whichofthefollowingdevicesisinvolvedinbothfrequentandlargedatatransfers?

(a)Scanner(b)Printer

(c)Monitor(d)Keyboard

14.Whichofthefollowingareimportantconsiderationswhenpurchasingamonitor?

I.Thenumberofresolutionmodessupported

II.Thedifferentlevelsofcolordepthsupported

III.Thesizeoftheviewingareathatcanbeprojected

(d)IIandIIIonly

15.Whichofthefollowingisnottruewhencomparingink-jetprinterswithlaserprinters?

(a)Ink-jetandlaserprintershaveasimilarcostperprintedpagewhenprintinglargequantitiesofpages.

(b)Bothink-jetandlaserp

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