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单项选择题

WhichcomponentoftheSGAstoresparsedSQLstatementsisusedforprocesssharing?（）

A.Buffercache
B.Redologbuffer
C.PrivateSQLarea
D.Librarycache
E.Rowcache
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热门试题

单项选择题Managementhasdecidedthatthedatabasemustbeavailable24hoursaday，7daysaweek.Giventhisrequirement，whichtypeofbackupisrequired？（）

A.user-managedbackups.
B.partialdatabasebackups.
C.consistentdatabasebackups.
D.inconsistentdatabasebackups.

单项选择题OnswitchR1youissuethe udldenable globalcommand.Whatdoesthiscommandaccomplish？（）

A.Enablesallfiber-opticLANportsforUnidirectionalLINKDetection（UDLD）
B.EnablesallcoppermediaLANportsUnidirectionalLinkDetection（UDLD）
C.OverridesthedefaultUDLSsettingforallports
D.GloballyenablesallportsonthedeviceforUnidirectionalLinkDetection（UDLS）
E.Noneoftheotheralternativesapply

单项选择题Whiledesigningyourdatabase，youhavecreatedtheEMPLOYEEStableasanindex-organizedtable（IOT）.YouwanttocreateabitmapindexontheJOB_IDcolumntomakequeriesfaster.Whichtaskmusthavebeencompletedsothatyouareabletocreatethebitmapindex？（）A.Aprimarykeymusthavebeencreated.B.Amappingtablemusthavebeencreated.C.Anoverflowtablespacemusthavebeenspecified.D.ThePCTTHRESHOLDoptionmusthavebeenspecified.

A.YouwanttocreateabitmapindexontheJOB_IDcolumntomakequeriesfaster.Whichtaskmusthavebeencompletedsothatyouareabletocreatethebitmapindex？（）
A.Aprimarykeymusthavebeencreated.
B.Amappingtablemusthavebeencreated.
C.Anoverflowtablespacemusthavebeenspecified.
D.ThePCTTHRESHOLDoptionmusthavebeenspecified.

单项选择题Whatistheimpactoftheresultsoftheoutputofthefollowingcommand？（）RMAN>reportunrecoverabledatabase；ReportoffilesthatneedbackupduetounrecoverableoperationsFileTypeofBackupRequiredName4fullorincrementalC： ORACLE ORADATA ORCL USERS01.DBFA.Therearenobackupsetswithanybackupsoftheusers01.dbfdatafile.B.Theusers01.dbfdatafilehashadunrecoverableoperationsoccurinit.Itwillneedtobebackeduporsomedatalossispossibleduringarecovery.C.Theusers01.dbfdatafileiscorrupted.D.Theusers01.dbfdatafilebackupexceedstheretentioncriteria.E.Thelastbackupoftheusers01.dbfdatafilefailedandmustbererun.

A.DBF
A.Therearenobackupsetswithanybackupsoftheusers01.dbfdatafile.
B.Theusers01.dbfdatafilehashadunrecoverableoperationsoccurinit.Itwillneedtobebackeduporsomedatalossispossibleduringarecovery.
C.Theusers01.dbfdatafileiscorrupted.
D.Theusers01.dbfdatafilebackupexceedstheretentioncriteria.
E.Thelastbackupoftheusers01.dbfdatafilefailedandmustbererun.

单项选择题WhichofthefollowingisaprerequisiteforrunningDBMS_TDB.CHECK_DBtoasuccessfulcompletion？（）

A.Thedatabasemustbeinread-writemode.
B.Thedatabasemusthavenoexternalfiles.
C.Thedatabasemustopeninread-onlymode.
D.Thedatabasemustbemountedbutnotopened.

单项选择题YouaremaintainingyourOLTPdatabaseinOracle10g.YouhavenotsetthewarninglevelandcriticallevelthresholdvaluesforspaceusageoftheDATA1tablespace.Whatwillbetheimpact？（）

A.Nowarninglevelorcriticallevelalertwillbegenerated.
B.Awarninglevelalertwillneverbegenerated，butacriticallevelalertwillbegeneratedwhen97percentspaceoftheDATA1tablespaceisused.
C.Acriticallevelalertwillneverbegenerated，butawarninglevelalertwillbegeneratedwhen85percentspaceoftheDATA1tablespaceisused.
D.Awarninglevelalertwillbegeneratedat85percentspaceusageoftheDATA1tablespace，andacriticallevelalertisgeneratedat97percentspaceusageoftheDATA1tablespace.

单项选择题Whichisthememoryareathatiscreatedwhenadedicatedserverprocessisstarted，andcontainsdataandcontrolinformationforthatserverprocess？（）

A.SGA
B.PGA
C.SharedPool
D.StreamsPool

单项选择题YouhavejustrunthissyntaxtostartthelistenerfromtheListenerControlutility：LSNRCTL>STARTStarting mstgelai oracle bin tnslsnr：pleasewait…Systemparameterfileis u01 oracle network admin listener.oraLogmessageswrittento u01 oracle network log listener.logListeningon：（DESCRIPTION=（ADDRESS=（PROTOCOL=tcp）（HOST=stc-sun01-server）（PORT=1521）））Connectingto…ThecommandcompletedsuccessfullyWhatisthenameoftheListeneryoustarted？（）A.TNSLSNRB.LISTENERC.LOCAL_LISTENERD.DEFAULT_LSRN

A.oraLogmessageswrittento/u01/oracle/network/log/listener.logListeningon：（DESCRIPTION=（ADDRESS=（PROTOCOL=tcp）（HOST=stc-sun01-server）（PORT=1521）））Connectingto…ThecommandcompletedsuccessfullyWhatisthenameoftheListeneryoustarted？（）
A.TNSLSNR
B.LISTENER
C.LOCAL_LISTENER
D.DEFAULT_LSRN

单项选择题ThedatabaseisrunninginARCHIVELOGmode.Examinetheinitializationparametersandtheirvaluessettoenablearchivingonyourdatabaseserver：LOG_ARCHIVE_FORMAT=arch_%t_%s_%r.arcLOG_ARCHIVE_DEST_1=’LOCATION= disk1 archive’DB_RECOVERY_FILE_DEST=’ u01 oradata’DB_RECOVERY_FILE_DEST_SIZE=20GWhichstatementistrueregardingthearchivedredologfiles（）A.Itwillbecreatedonthelocalfilesystem.B.ItwillbecreatedonlyintheFlashRecoveryArea.C.ItwillbecreatedinthelocationspecifiedbytheLOG_ARCHIVE_DEST_1parameterandthedefaultlocation$ORACLE_HOME dbs.D.ItwillbecreatedinthelocationspecifiedbytheLOG_ARCHIVE_DEST_1parameterandlocationspecifiedbytheDB_RECOVERY_FILE_DESTparameter.

A.Examinetheinitializationparametersandtheirvaluessettoenablearchivingonyourdatabaseserver：LOG_ARCHIVE_FORMAT=arch_%t_%s_%r.arcLOG_ARCHIVE_DEST_1=’LOCATION=/disk1/archive’DB_RECOVERY_FILE_DEST=’/u01/oradata’DB_RECOVERY_FILE_DEST_SIZE=20GWhichstatementistrueregardingthearchivedredologfiles（）
A.Itwillbecreatedonthelocalfilesystem.
B.ItwillbecreatedonlyintheFlashRecoveryArea.
C.ItwillbecreatedinthelocationspecifiedbytheLOG_ARCHIVE_DEST_1parameterandthedefaultlocation$ORACLE_HOME/dbs.
D.ItwillbecreatedinthelocationspecifiedbytheLOG_ARCHIVE_DEST_1parameterandlocationspecifiedbytheDB_RECOVERY_FILE_DESTparameter.

单项选择题YourdatabaseisrunninginNOARCHIVELOGmodewith&ensp

A.TheSALEStablecontainssalesinformationfortheorganization.TheSALEStablebelongstotheSALESTBtablespace.OnMonday，youinsert10rowsintotheSALEStable.Thecurrentlogsequencenumberis14.YouchangethetablespacestatusfromREADWRITEtoREADONLYfortheSALESTBtablespace.YoushutdownthedatabaseandtakeabackupoftheSALESTBtablespace.
B.YouchangethestatusfortheSALESTBtablespacefromREADONLYtoREADWRITE.Youinsert10morerowsintotheSALEStableandshutdownthedatabase.Thecurrentlogsequencenumberis15.