题目内容

TheDB_BLOCK_CHECKINGinitializationparameterissettoTRUE.Whatwouldbetheresultofthissettingonthedatablocksbeingwrittentothedatafiles，everytimetheDBWnwrites？（）

A. TheOracledatabasewillcheckalldatablocksbygoingthroughthedataoneachblock，makingsurethedataisself-consistent.
B. DBWnandthedirectloaderwillcalculateachecksumandstoreitinthecacheheaderofeverydatablockwhenwritingittodisk.
C. TheOracledatabasewillcheckdatablocksbelongingtotheSYSTEMtablespaceonly，bygoingthroughthedataoneachblock，makingsurethedataisself-consistent.
D. TheOracledatabasewillcheckdatablocksbelongingtotheSYSAUXtablespaceonly，bygoingthroughthedataoneachblock，makingsurethedataisself-consistent.
E. TheOracledatabasewillcheckdatablocksintheSYSTEMandSYSAUXtablespacesonly，bygoingthroughthedataoneachblock，makingsurethedataisself-consistent

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YouareusingRMANtobackupyourARCHIVELOGmodedatabase.Youhaveenabledcontrol-fileautobackups.WhichfilesarenotbackedupduringtheRMANbackup？（）

A. DatabaseDatafiles
B. DatabaseControlFiles
C. Onlineredologs
D. Archivedredologs
E. ThedatabaseSPFILE
F. Noneoftheabove，allthesefilesarebackedup

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Therewasmediafailureandyouneedtocheckthedatafilesforanyblockcorruption.Whichoptionwouldyouusetocreateareportonanycorruptionsfoundwithinthedatabase？（）

A. theDBNEWIDutility
B. theDBVERIFYutility
C. theANALYZEcommand
D. theRMANREPORTcommand
E. theRMANCROSSCHECKcommand
F. theCHECK_OBJECTprocedureoftheDBMS_REPAIRpackage

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HowwouldyougranttheRVPCuseraccesstospecificRMANdatabaserecordsintheRMANvirtualprivatecatalog？（）

A. IssuethegrantcommandfromtheSYSuser（orequivalent）ofthetargetdatabase.
B. IssuethegrantcommandfromtheSYSuser（orequivalent）oftherecovery-catalogdatabase.
C. Issuethegrantcommandfromtherecoverycatalog-owningschemauseraccountintherecoverycatalog.
D. IssuethegrantcommandfromRMANwhenconnectedtotherecoverycatalog-owningschema.
E. IssuethegrantcommandfromRMANwhenconnectedtothetargetdatabase.

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“群众是真正的英雄”一句话中，“群众”是（）

A. 单独、集合概念
B. 单独、非集合概念
C. 普遍、集合概念
D. 普遍、非集合概念

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