mis12-信息系统复习参考5.doc

mis12-信息系统复习参考5.doc

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ManagementInformationSystems,12e（Laudon）

Chapter5ITInfrastructureandEmergingTechnologies

1）ITinfrastructuretechnologyispurelyasetofphysicaldevicesandsoftwareapplicationsthatarerequiredtooperatetheentireenterprise.

Answer:

FALSE

Diff:

1 PageRef:

165

AACSB:

UseofIT

CASE:

Content

Objective:

5.1

2）Client/servercomputingisawidelyusedformofcentralizedprocessing.

Answer:

FALSE

Diff:

2 PageRef:

168

AACSB:

UseofIT

CASE:

Content

Objective:

5.1

3）Ingreencomputing,reducingcomputerpowerconsumptionisatoppriority.

Answer:

TRUE

Diff:

1 PageRef:

184

AACSB:

UseofIT

CASE:

Content

Objective:

5.3

4）N-tiercomputingisamulti-tier,load-balancingschemeforWeb-basedapplicationsinwhichsignificantpartsofWebsitecontent,logic,andprocessingareperformedbysmaller,lessexpensiveserverslocatednearbytheuser.

Answer:

TRUE

Diff:

3 PageRef:

169

AACSB:

UseofIT

CASE:

Content

Objective:

5.1

5）ApplicationserversoftwareisresponsibleforlocatingandmanagingstoredWebpages.

Answer:

FALSE

Diff:

2 PageRef:

169

AACSB:

UseofIT

CASE:

Content

Objective:

5.1

6）AnapplicationservermayresideonthesamecomputerasaWebserveroronitsowndedicatedcomputer.

Answer:

TRUE

Diff:

2 PageRef:

169

AACSB:

UseofIT

CASE:

Content

Objective:

5.1

7）Enterpriseintegrationrequiressoftwarethatcanlinkdisparateapplicationsandenabledatatoflowfreelyamongdifferentpartsofthebusiness.

Answer:

TRUE

Diff:

2 PageRef:

169-170

AACSB:

UseofIT

CASE:

Content

Objective:

5.2

8）Themainframemarkethasgrownsteadilyoverthepastdecade.

Answer:

TRUE

Diff:

2 PageRef:

177

AACSB:

UseofIT

CASE:

Content

Objective:

5.2

9）Theoperatingsystemisusedtomanagethecomputer'sactivities.

Answer:

TRUE

Diff:

1 PageRef:

177

AACSB:

UseofIT

CASE:

Content

Objective:

5.1

10）LikeanASP,aWebhostingserviceprovidessharedapplicationstosubscribedusers,butdoesthisthroughaWebportal.

Answer:

FALSE

Diff:

2 PageRef:

180

AACSB:

UseofIT

CASE:

Content

Objective:

5.1

11）SANscreatelargecentralpoolsofstoragethatcanberapidlyaccessedandsharedbymultipleservers.

Answer:

TRUE

Diff:

2 PageRef:

180

AACSB:

UseofIT

CASE:

Content

Objective:

5.1

12）AutonomiccomputingisimplementedprimarilywithenterpriseorISPservers.

Answer:

FALSE

Diff:

2 PageRef:

185

AACSB:

UseofIT

CASE:

Content

Objective:

5.3

13）Javasoftwareisdesignedtorunonanycomputerorcomputingdevice,regardlessofthespecificmicroprocessororoperatingsystemituses.

Answer:

TRUE

Diff:

1 PageRef:

188

AACSB:

UseofIT

CASE:

Content

Objective:

5.4

14）Webservicescanexchangeinformationbetweentwodifferentsystemsregardlessoftheoperatingsystemorprogramminglanguagesonwhichthesystemsarebased.

Answer:

TRUE

Diff:

2 PageRef:

189

AACSB:

UseofIT

CASE:

Content

Objective:

5.4

15）WhereasXMLislimitedtodescribinghowdatashouldbepresentedintheformofWebpages,HTMLcanperformpresentation,communication,anddatastoragetasks.

Answer:

FALSE

Diff:

1 PageRef:

189

AACSB:

UseofIT

CASE:

Content

Objective:

5.4

16）Hypertextmarkuplanguagespecifieshowtext,graphics,video,andsoundareplacedonaWebpagedocument.

Answer:

TRUE

Diff:

1 PageRef:

189

AACSB:

UseofIT

CASE:

Content

Objective:

5.4

17）ThecollectionofWebservicesthatareusedtobuildafirm'ssoftwaresystemsconstituteswhatisknownasaservice-orientedarchitecture.

Answer:

TRUE

Diff:

2 PageRef:

190

AACSB:

UseofIT

CASE:

Content

Objective:

5.4

18）Todaymostbusinessfirmshavediscontinuedoperatingtheirlegacysystems,replacingthesewithinexpensiveWebservicesandhostedsoftware.

Answer:

FALSE

Diff:

2 PageRef:

191

AACSB:

UseofIT

CASE:

Content

Objective:

5.4

19）Scalabilityreferstotheabilityofacomputer,product,orsystemtoexpandtoservealargenumberofuserswithoutbreakingdown.

Answer:

TRUE

Diff:

1 PageRef:

194

AACSB:

UseofIT

CASE:

Content

Objective:

5.5

20）TCOreferstotheoriginalcostofpurchasedtechnology:

bothhardwareandsoftware.

Answer:

FALSE

Diff:

1 PageRef:

195

AACSB:

UseofIT

CASE:

Content

Objective:

5.5

21）WhichofthefollowingisNOTanITinfrastructureservicecomponent?

A）operatingsystemsoftware

B）computingplatformstoprovideacoherentdigitalenvironment

C）physicalfacilitymanagementtomanagethefacilitieshousingphysicalcomponents

D）ITmanagementservicestoplananddeveloptheinfrastructureandprovideprojectmanagement

Answer:

A

Diff:

1 PageRef:

165-166

AACSB:

UseofIT

CASE:

Content

Objective:

5.1

22）Whichtypeofinfrastructureservicesprovidesvoiceandvideoconnectivitytoemployees,customers,andsuppliers?

A）networking

B）telephone

C）VOIP

D）telecommunications

Answer:

D

Diff:

1 PageRef:

164

AACSB:

UseofIT

CASE:

Content

Objective:

5.1

23）PlacethefollowingerasofITinfrastructureevolutioninorder,fromearliesttomostrecent:

（1）CloudComputingEra

（2）Client/Server,（3）EnterpriseEra,（4）PersonalComputer,and（5）MainframeandMinicomputer.

A）4,5,3,2,1

B）5,4,2,3,1

C）4,5,2,3,1

D）5,4,2,1,3

Answer:

A

Diff:

2 PageRef:

166-170

AACSB:

AnalyticSkills

CASE:

Synthesis

Objective:

5.2

24）Theintroductionoftheminicomputer

A）allowedcomputerstobecustomizedtothespecificneedsofdepartmentsorbusinessunits.

B）enableddecentralizedcomputing.

C）offerednew,powerfulmachinesatlowerpricesthanmainframes.

D）alloftheabove.

Answer:

D

Diff:

2 PageRef:

168

AACSB:

UseofIT

CASE:

Content

Objective:

5.2

25）Aclientcomputernetworkedtoaservercomputer,withprocessingsplitbetweenthetwotypesofmachines,iscalleda（n）

A）service-orientedarchitecture.

B）on-demandarchitecture.

C）multi-tieredclient/serverarchitecture.

D）two-tieredclient/serverarchitecture.

Answer:

D

Diff:

1 PageRef:

169

AACSB:

UseofIT

CASE:

Content

Objective:

5.2

26）Inamulti-tierednetwork

A）theworkoftheentirenetworkiscentralized.

B）theworkoftheentirenetworkisbalancedoverseverallevelsofservers.

C）processingissplitbetweenclientsandservers.

D）processingishandledbymultiple,geographicallyremoteclients.

Answer:

B

Diff:

1 PageRef:

169

AACSB:

UseofIT

CASE:

Content

Objective:

5.2

27）InterpretationsofMoore'slawassertthat

A）computingpowerdoublesevery18months.

B）transistorsdecreaseinsize50%everytwoyears.

C）datastoragecostsdecreaseby50%every18months.

D）noneoftheabove.

Answer:

A

Diff:

2 PageRef:

169-171

AACSB:

UseofIT

CASE:

Content

Objective:

5.2

28）Whichofthefollowingfactorsprovidesanunderstandingofwhycomputingresourcestodayareevermoreavailablethaninpreviousdecades?

A）networkeconomics

B）lawofmassdigitalstorageandMoore'slaw

C）decliningcommunicationscosts,universalstandards,andtheInternet

D）alloftheabove

Answer:

D

Diff:

2 PageRef:

170-174

AACSB:

UseofIT

CASE:

Content

Objective:

5.5

29）Today'snanotechnology-producedcomputertransistorsareroughlyequivalentinsizeto

A）thewidthofafingernail.

B）ahumanhair.

C）avirus.

D）anatom.

Answer:

C

Diff:

2 PageRef:

171

AACSB:

ReflectiveThinking

CASE:

Content

Objective:

5.2

30）Specificationsthatestablishthecompatibilityofproductsandtheabilitytocommunicateinanetworkarecalled

A）networkstandards.

B）telecommunicationsstandards.

C）technologystandards.

D）Internetstandards.

Answer:

C

Diff:

2 PageRef:

174

AACSB:

UseofIT

CASE:

Content

Objective:

5.1

31）________unleashpowerfuleconomiesofscaleandresultindeclinesinmanufacturedcomputerproducts.

A）Internetandwebtechnologies

B）Technologystandards

C）Linuxandopen-sourcesoftware

D）Client/servertechnologies

Answer:

B

Diff:

2 PageRef:

174

AACSB:

UseofIT

CASE:

Content

Objective:

5.2

32）Themultitasking,multi-user,operatingsystemdevelopedbyBellLaboratoriesthatoperatesonawidevarietyofcomputingplatformsis

A）Unix.

B）Linux.

C）OSX.

D）COBOL.

Answer:

A

Diff:

3 PageRef:

175

AACSB:

UseofIT

CASE:

Content

Objective:

5.2

33）Thenetworkstandardforconnectingdesktopcomputersintolocalareanetworksthatenabledthewidespreadadoptionofclient/servercomputingandlocalareanetworksandfurtherstimulatedtheadoptionofpersonalcomputersis

A）TCP/IP

B）COBOL

C）Ethernet

D）ASCII

Answer:

C

Diff:

2 PageRef:

175

AACSB:

UseofIT

CASE:

Content

Objective:

5.2

34）Softwarethatmanagestheresourcesofthecomputeriscalled

A）operatingsystemsoftware.

B）applicationsoftware.

C）datamanagementsoftware.

D）networksoftware.

Answer:

A

Diff:

1 PageRef:

177

AACSB:

UseofIT

CASE:

Content

Objective:

5.1

35）ASANisa________network.

A）serverarea

B）storagearea

C）scalablearchitecture

D）service-orientedarchitecture

Answer:

B

Diff:

1 PageRef:

180

AACSB:

UseofIT

CASE:

Content

Objective:

5.1

36）Theleadingnetworkinghardwareprovidersinclude

A）Dell,HP/Compaq,andIBM.

B）Cisco,Alcatel-Lucent,andNortel.

C）Seagate,Maxtor,andWesternDigital.

D）IBM,Oracle,andSun.

Answer:

B

Diff:

1 PageRef:

177

AACSB:

UseofIT

CASE:

Content

Objective:

5.1

37）Asreferredtointhetext,legacysystemsare

A）traditionalmainframe-basedbusinessinformationsystems.

B）electronicspreadsheetsusedonaPC.

C）anypre-1990Wintelsystems.

D）systemsfoundonolderASPs.

Answer:

A

Diff:

1 PageRef:

181

AACSB:

UseofIT

CASE:

Content

Objective:

5.1

38）Legacysystemsarestillusedbecausethey

A）canon