mis12-信息系统复习参考5文档格式.doc
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mis12-信息系统复习参考5文档格式.doc
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168
3)Ingreencomputing,reducingcomputerpowerconsumptionisatoppriority.
TRUE
184
5.3
4)N-tiercomputingisamulti-tier,load-balancingschemeforWeb-basedapplicationsinwhichsignificantpartsofWebsitecontent,logic,andprocessingareperformedbysmaller,lessexpensiveserverslocatednearbytheuser.
3 PageRef:
169
5)ApplicationserversoftwareisresponsibleforlocatingandmanagingstoredWebpages.
6)AnapplicationservermayresideonthesamecomputerasaWebserveroronitsowndedicatedcomputer.
7)Enterpriseintegrationrequiressoftwarethatcanlinkdisparateapplicationsandenabledatatoflowfreelyamongdifferentpartsofthebusiness.
169-170
5.2
8)Themainframemarkethasgrownsteadilyoverthepastdecade.
177
9)Theoperatingsystemisusedtomanagethecomputer'
sactivities.
10)LikeanASP,aWebhostingserviceprovidessharedapplicationstosubscribedusers,butdoesthisthroughaWebportal.
180
11)SANscreatelargecentralpoolsofstoragethatcanberapidlyaccessedandsharedbymultipleservers.
12)AutonomiccomputingisimplementedprimarilywithenterpriseorISPservers.
185
13)Javasoftwareisdesignedtorunonanycomputerorcomputingdevice,regardlessofthespecificmicroprocessororoperatingsystemituses.
188
5.4
14)Webservicescanexchangeinformationbetweentwodifferentsystemsregardlessoftheoperatingsystemorprogramminglanguagesonwhichthesystemsarebased.
189
15)WhereasXMLislimitedtodescribinghowdatashouldbepresentedintheformofWebpages,HTMLcanperformpresentation,communication,anddatastoragetasks.
16)Hypertextmarkuplanguagespecifieshowtext,graphics,video,andsoundareplacedonaWebpagedocument.
17)ThecollectionofWebservicesthatareusedtobuildafirm'
ssoftwaresystemsconstituteswhatisknownasaservice-orientedarchitecture.
190
18)Todaymostbusinessfirmshavediscontinuedoperatingtheirlegacysystems,replacingthesewithinexpensiveWebservicesandhostedsoftware.
191
19)Scalabilityreferstotheabilityofacomputer,product,orsystemtoexpandtoservealargenumberofuserswithoutbreakingdown.
194
5.5
20)TCOreferstotheoriginalcostofpurchasedtechnology:
bothhardwareandsoftware.
195
21)WhichofthefollowingisNOTanITinfrastructureservicecomponent?
A)operatingsystemsoftware
B)computingplatformstoprovideacoherentdigitalenvironment
C)physicalfacilitymanagementtomanagethefacilitieshousingphysicalcomponents
D)ITmanagementservicestoplananddeveloptheinfrastructureandprovideprojectmanagement
A
165-166
22)Whichtypeofinfrastructureservicesprovidesvoiceandvideoconnectivitytoemployees,customers,andsuppliers?
A)networking
B)telephone
C)VOIP
D)telecommunications
D
164
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
166-170
AnalyticSkills
Synthesis
24)Theintroductionoftheminicomputer
A)allowedcomputerstobecustomizedtothespecificneedsofdepartmentsorbusinessunits.
B)enableddecentralizedcomputing.
C)offerednew,powerfulmachinesatlowerpricesthanmainframes.
D)alloftheabove.
25)Aclientcomputernetworkedtoaservercomputer,withprocessingsplitbetweenthetwotypesofmachines,iscalleda(n)
A)service-orientedarchitecture.
B)on-demandarchitecture.
C)multi-tieredclient/serverarchitecture.
D)two-tieredclient/serverarchitecture.
26)Inamulti-tierednetwork
A)theworkoftheentirenetworkiscentralized.
B)theworkoftheentirenetworkisbalancedoverseverallevelsofservers.
C)processingissplitbetweenclientsandservers.
D)processingishandledbymultiple,geographicallyremoteclients.
B
27)InterpretationsofMoore'
slawassertthat
A)computingpowerdoublesevery18months.
B)transistorsdecreaseinsize50%everytwoyears.
C)datastoragecostsdecreaseby50%every18months.
D)noneoftheabove.
169-171
28)Whichofthefollowingfactorsprovidesanunderstandingofwhycomputingresourcestodayareevermoreavailablethaninpreviousdecades?
A)networkeconomics
B)lawofmassdigitalstorageandMoore'
slaw
C)decliningcommunicationscosts,universalstandards,andtheInternet
D)alloftheabove
170-174
29)Today'
snanotechnology-producedcomputertransistorsareroughlyequivalentinsizeto
A)thewidthofafingernail.
B)ahumanhair.
C)avirus.
D)anatom.
C
171
ReflectiveThinking
30)Specificationsthatestablishthecompatibilityofproductsandtheabilitytocommunicateinanetworkarecalled
A)networkstandards.
B)telecommunicationsstandards.
C)technologystandards.
D)Internetstandards.
174
31)________unleashpowerfuleconomiesofscaleandresultindeclinesinmanufacturedcomputerproducts.
A)Internetandwebtechnologies
B)Technologystandards
C)Linuxandopen-sourcesoftware
D)Client/servertechnologies
32)Themultitasking,multi-user,operatingsystemdevelopedbyBellLaboratoriesthatoperatesonawidevarietyofcomputingplatformsis
A)Unix.
B)Linux.
C)OSX.
D)COBOL.
175
33)Thenetworkstandardforconnectingdesktopcomputersintolocalareanetworksthatenabledthewidespreadadoptionofclient/servercomputingandlocalareanetworksandfurtherstimulatedtheadoptionofpersonalcomputersis
A)TCP/IP
B)COBOL
C)Ethernet
D)ASCII
34)Softwarethatmanagestheresourcesofthecomputeriscalled
A)operatingsystemsoftware.
B)applicationsoftware.
C)datamanagementsoftware.
D)networksoftware.
35)ASANisa________network.
A)serverarea
B)storagearea
C)scalablearchitecture
D)service-orientedarchitecture
36)Theleadingnetworkinghardwareprovidersinclude
A)Dell,HP/Compaq,andIBM.
B)Cisco,Alcatel-Lucent,andNortel.
C)Seagate,Maxtor,andWesternDigital.
D)IBM,Oracle,andSun.
37)Asreferredtointhetext,legacysystemsare
A)traditionalmainframe-basedbusinessinformationsystems.
B)electronicspreadsheetsusedonaPC.
C)anypre-1990Wintelsystems.
D)systemsfoundonolderASPs.
181
38)Legacysystemsarestillusedbecausethey
A)canon
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