mis12-信息系统复习参考6.doc

mis12-信息系统复习参考6.doc

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ManagementInformationSystems,12e（Laudon）

Chapter6FoundationsofBusinessIntelligence:

DatabasesandInformationManagement

1）Agroupingofcharactersintoaword,agroupofwords,oracompletenumberiscalledarecord.

Answer:

FALSE

Diff:

1 PageRef:

210

AACSB:

UseofIT

CASE:

Content

Objective:

6.3

2）Eachcharacteristicorqualitydescribingaparticularentityiscalledanattribute.

Answer:

TRUE

Diff:

1 PageRef:

210

AACSB:

UseofIT

CASE:

Content

Objective:

6.3

3）Program-datadependencereferstothecouplingofdatastoredinfilesandsoftwareprogramsthatusethisdatasuchthatchangesinprogramsrequirechangestothedata.

Answer:

TRUE

Diff:

2 PageRef:

211

AACSB:

UseofIT

CASE:

Content

Objective:

6.1

4）ADBMSseparatesthelogicalandphysicalviewsofdata.

Answer:

TRUE

Diff:

2 PageRef:

212

AACSB:

UseofIT

CASE:

Content

Objective:

6.2

5）Everyrecordinafileshouldcontainatleastonekeyfield.

Answer:

TRUE

Diff:

1 PageRef:

214

AACSB:

UseofIT

CASE:

Content

Objective:

6.3

6）Manyapplicationstodayrequiredatabasesthatcanstoreandretrievemultimedia.

Answer:

TRUE

Diff:

1 PageRef:

215

AACSB:

UseofIT

CASE:

Content

Objective:

6.2

7）OneofthedrawbackstoOODBMSarethattheycannotworkwithapplets.

Answer:

FALSE

Diff:

2 PageRef:

215

AACSB:

UseofIT

CASE:

Content

Objective:

6.2

8）OODBMSareslowerthanrelationalDBMS.

Answer:

TRUE

Diff:

2 PageRef:

215

AACSB:

UseofIT

CASE:

Content

Objective:

6.2

9）Adatadictionaryisalanguageassociatedwithadatabasemanagementsystemthatendusersandprogrammersusetomanipulatedatainthedatabase.

Answer:

FALSE

Diff:

1 PageRef:

217

AACSB:

UseofIT

CASE:

Content

Objective:

6.2

10）Inarelationaldatabase,complexgroupingsofdatamustbestreamlinedtoeliminateawkwardmany-to-manyrelationships.

Answer:

TRUE

Diff:

1 PageRef:

220

AACSB:

UseofIT

CASE:

Content

Objective:

6.3

11）Adatawarehousemaybeupdatedbyalegacysystem.

Answer:

TRUE

Diff:

1 PageRef:

222

AACSB:

UseofIT

CASE:

Content

Objective:

6.4

12）Adatawarehouseistypicallycomprisedofseveralsmallerdatamarts.

Answer:

FALSE

Diff:

2 PageRef:

223

AACSB:

UseofIT

CASE:

Content

Objective:

6.4

13）OLAPisakeytoolofBI.

Answer:

TRUE

Diff:

2 PageRef:

224

AACSB:

UseofIT

CASE:

Content

Objective:

6.4

14）OLAPenablesuserstoobtainonlineanswerstoad-hocquestionsinafairlyrapidamountoftime,exceptwhenthedataarestoredinverylargedatabases.

Answer:

FALSE

Diff:

2 PageRef:

224

AACSB:

UseofIT

CASE:

Content

Objective:

6.4

15）Predictiveanalysisissynonymouswithdatamining.

Answer:

FALSE

Diff:

3 PageRef:

226

AACSB:

UseofIT

CASE:

Content

Objective:

6.4

16）InaWeb-baseddatabase,middlewareisusedtotransferinformationfromtheorganization'sinternaldatabasebacktotheWebserverfordeliveryintheformofaWebpagetotheuser.

Answer:

TRUE

Diff:

2 PageRef:

229

AACSB:

UseofIT

CASE:

Content

Objective:

6.4

17）ThedisadvantageofusingaWebinterfaceforadatabaseisthatittypicallyrequiressubstantialchangestotheinternaldatabase.

Answer:

FALSE

Diff:

1 PageRef:

229

AACSB:

UseofIT

CASE:

Content

Objective:

6.4

18）CommonGatewayInterfaceisaspecificationforprocessingdataonaWebserver.

Answer:

TRUE

Diff:

2 PageRef:

2931

AACSB:

UseofIT

CASE:

Content

Objective:

6.4

19）Dataadministrationisaspecialorganizationalfunctionthatmanagesthepoliciesandproceduresthroughwhichdatacanbemanagedasanorganizationalresource.

Answer:

TRUE

Diff:

2 PageRef:

230

AACSB:

UseofIT

CASE:

Content

Objective:

6.5

20）Datacleansingisthesameprocessasdatascrubbing.

Answer:

TRUE

Diff:

1 PageRef:

231

AACSB:

UseofIT

CASE:

Content

Objective:

6.5

21）Whichofthefollowingbestillustratestherelationshipbetweenentitiesandattributes?

A）theentityCUSTOMERwiththeattributePRODUCT

B）theentityCUSTOMERwiththeattributePURCHASE

C）theentityPRODUCTwiththeattributePURCHASE

D）theentityPRODUCTwiththeattributeCUSTOMER

Answer:

B

Diff:

3 PageRef:

210

AACSB:

AnalyticSkills

CASE:

Analysis

Objective:

6.3

22）Whichofthefollowingisnotoneofthemainproblemswithatraditionalfileenvironment?

A）datainconsistency

B）program-dataindependence

C）lackofflexibilityincreatingad-hocreports

D）poorsecurity

Answer:

B

Diff:

2 PageRef:

211

AACSB:

UseofIT

CASE:

Analysis

Objective:

6.1

23）ADBMSreducesdataredundancyandinconsistencyby

A）enforcingreferentialintegrity.

B）uncouplingprogramanddata.

C）utilizingadatadictionary.

D）minimizingisolatedfileswithrepeateddata.

Answer:

D

Diff:

3 PageRef:

213

AACSB:

UseofIT

CASE:

Content

Objective:

6.1

24）Acharacterist