IfyouissuethecommandshutdownabortpriortotryingtoputthedatabaseinARCHIVELOGmode，whatwillbetheresultwhenyouissuethecommandalterdatabasearchivelog？（）
A. Thealterdatabasearchivelogcommandwillfail
B. ThealterdatabasearchiveloginconsistentcommandmustbeusedtoputthedatabaseinARCHIVELOGmode
C. Thealterdatabasearchivelogcommandwillsucceed
D. Thealterdatabasearchivelogcommandwillaskifyouwanttomakethedatabaseconsistentfirst
E. Thereisnoalterdatabasearchivelogcommand.Thecorrectcommandisalterdatabasealterlogging
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古代逻辑的发源地包括（）。
A. 古希腊
B. 中国
C. 古印度
D. 以上都对
FromtheV$SESSION_LONGOPSview，youfindthatsomeofthedatabaseusershavelongrunningqueriesandareconsumingalotofCPUtime.Thiscausesproblemsforyouwhenyoutrytologonasthesystemuserandperformsmallmaintenancetasks.YouwouldliketoensurethatusersSYSandSYSTEMgetpriorityoverallotherusers.Whichmethodwouldyouusetoachievethisobjective？（）
A. createaplandirectiveintheSYS_GROUP
B. createthependingareafortheconsumergroup
C. activatetheprovidedSYSTEM_PLANinResourceManager
D. settheTIMED_STATISTICSparametertoTRUEintheparameterfile
E. settheexecutiontimelimitforallusers，exceptSYSandSYSTEM，intheirprofiles
Whichviewprovidesinformationonthebackupstatusofthedatafilesinthedatabase？（）
A. V$BACKUP
B. V$BACKUP_STATUS
C. V$BACKUP_DATAFILE
D. V$DATAFILE_BACKUP
E. V$TABLESPCE_BACKUP
YourdatabaseisfunctioninginNOARCHIVELOGmode.Yourdatabasecontains15tablespaces.YouwanttouseRecoveryManager（RMAN）toperformbackups.Whichtwobackupswouldyoubeabletoperformwhenthedatabaseisbeingaccessedbyusers？（）
A. backupofofflinetablespaces
B. backupofreadonlytablespaces
C. backupofsystemcriticaltablespaces
D. backupofonline，locallymanagedtablespaces
E. backupofread/writedictionarymanagedtablespaces
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