单项选择题

Which of the following statements is NOT true about RMAN？（）

A.It improves usability by enabling you to reuse the scripts to perform recovery operations.
B.It detects block corruption while restoration and recovery operations.
C.It enables you to perform block media recovery.
D.It is capable to recover through unrecoverable operations， with only full database backups.

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热门试题

单项选择题Whichofthefollowingwouldyouusetoenableautomaticmediarecoveryforadatabase？（）

A.SET AUTORECOVERY ON
B.SET RECOVERY ON
C.SET AUTO ON
D.You cannot enable automatic media recovery.

单项选择题Whichofthefollowingshutdownoptionsshouldnotbeusedbeforeperformingaconsistentwholedatabasebackup？（）

A.NORMAL
B.TRANSACTIONAL
C.ABORT
D.IMMEDIATE
E.INCONSISTENT

单项选择题WhichofthefollowingcommandscannotusethefunctionalityassosciatedwiththeNLS_DATE_FORMATvariable？（）

A.RESTORE
B.RECOVER
C.REPORT
D.BACKUP

单项选择题WhatisthemaximumnumberofARCnprocessesthatcanbedefinedusingtheinitializationparameterLOG_ARCHIVE_MAX_PROCESSES？（）

A.1
B.5
C.10
D.15
E.Depends on system memory resources

单项选择题Whichbackgroundprocessisresponsibleforwritingthedirtybuffersfromthewritelisttothedatafilesduringacheckpoint？（）

A.CKPT
B.SMON
C.LGWR
D.DBWn
E.ARCn