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[多选题]

目前国际上通用的物流条码码制有()。

A.ITF-14条码

B.EAN-13条码

C.ITF一13条码

D.UCC/EAN-128条码

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第1题

Consider the MySQL Enterprise Audit plugin, You add the following lines to the my.cnf conf
iguration tile: [mysqld] Plugin-load=audit_log.so Audit-log=FORCE_PLUS_PERMANENT You attempt to start up the MySQL service and notice that it fails to start.Which two statements would explain why the service did not start?()

A.FORCE_PLUS_PERMANENT is not valid for the audit-log option

B.The audit_log.so library does not exist

C.The audit_log.so library is in a location that is different from that defined by the plugin_dir option

D.The audit plugin must be loaded dynamically by using the INSTALL PLUGIN command

E.The audit log file does not exist in which to write audit events

F.The audit_log.so library is not an executable file

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第2题

YouareshrinkingtheSCOTT.EMPtablebyexecutingtheALTERTABLESCOTT.EMPSHRINKSPACECASCADEstatement.WhatisaprerequisiteforshrinkingtheSCOTT.EMPtable?()

A.Youmustenabletheblockchangetrackingfeature.

B.Youmusthaveenabletheflashbackfeature.

C.YoumustusetheOMFinyourdatabase.

D.YoumustdefinethetablespaceoftheSCOTT.EMPtableforautomaticsegmentspacemanagement.

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第3题

Whenshrinkingatablesegment,youchoosetoshrinkalltheindexesforthattableusingtheSHRINKSPACEcommand.Whichclauseshouldyouuse?()

A.INCLUDINGDEPENDENCIES

B.INCLUDINGDEPENDENCIESCASCADE

C.COMPACT

D.CASCADE

E.Noneoftheabove

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第4题

Youreceivecomplaintsfromusersregardingthehighwaitingtimefortheirtransactions.Oninvestigati
on,youfindthatsomeusersarenotcommittingtheirtransactionsthoughtheyarenotperforminganyactivityforalongtime.Asaresult,SQLstatementsneedtowaitforrow-levellocks.Whichtwoactionscouldyoutaketopreventthislockingprobleminthefuture()

A.DecreasetheIDLE_TIMEresourcelimitintheprofileassignedtotheblockingusers.

B.UseDatabaseResourceManagertoautomaticallylogoutsessionsthatblockothersandareidle.

C.Setthelimitintheprofileofblockinguserstocontrolthenumberofblockstobeaccessedinasession.

D.Decreasethemaximumnumberofinterestedtransactionlist(ITL)slotsforthesegmentsonwhichtheblockinguserperformsthetransaction

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第5题

WhenyoutrytostarttheDatabaseControlbyusingtheemctlstartdbconsolecommandthefollowingerroris
displayed:TZsettoAmerica/New_yorkOC4JConfigurationissue./u01/app/oracle/product/10.1.0/db_1/oc4j/j2ee/OC4J_DBConsole_orcl.us.oracle.comnotfound.WhichtwoenvironmentvariablesdoyouneedtosetappropriatelytoavoidsucherrorsandstarttheDatabaseControlsuccessfully?()

A.NLS_LANG

B.ORACLE_SID

C.ORACLE_HOME

D.ORACLE_BASE

E.LD_LIBRARY_PATH

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第6题

Globalization support is implemented through the text- and character-processing functions provided by which Oracle feature?()

A. RSTLNE

B. NLSRTL

C. LISTENER

D. NLSSORT

E. Linguistic sorts

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第7题

ForwhichofthefollowingcanyouuseSegmentShrink?()

A.Heaptables

B.Tableswithfunction-basedindexes

C.Indexes

D.Partitionsandsubpartitions

E.Noneoftheabove

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第8题

Youarecreatingacluster.Thetablesintheclusterhavearelativelyuniformdistributionofvaluesinth
eindexcolumnandthequeriesagainsttheclusteredtablewillalmostuseanequalityoperatortoretrievethedesiredrow.Whichtypeofclusterwillyoucreate?()

A.Indexcluster

B.Hashcluster

C.SortedHashcluster

D.RealApplicationCluster

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第9题

WhichtwostatementsdescribegoodpracticesforanapplicationdevelopertoreducelockingconflictsinOracledatabase()

A.Avoidcodingunnecessarylong-runningtransactions.

B.Allowthedatabasetohandlelocksindefaultlockingmode.

C.Alwaysexplicitlycodethelocksaspertherequirementoftheapplication.

D.Allowescalationofrowlockstoblocklocksiftoomanyrowlockscauseproblem.

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第10题

Which syntax turns an existing constraint on? ()

A. ALTER TABLE table_name ENABLE constraint_name;

B. ALTER TABLE table_name STATUS = ENABLE CONSTRAINT constraint _ name;

C. ALTER TABLE table_name ENABLE CONSTRAINT constraint _ name;

D. ALTER TABLE table_name TURN ON CONSTRAINT constraint _ name;

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