• 053(六十九)


    341、

    341.If a backup set is expired, what can you do to correct the problem?
    A. Change the retention criteria.
    B. Make the lost backup set pieces available to RMAN again.
    C. Run the crosscheck command to correct the location for the backup set piece contained in the metadata.
    D. Nothing. The backup set piece is lost forever.
    E. Call Oracle support, their assistance is required.

    342、

    342.How long will this backup be allowed to run?
    Backup as compressed backupset duration 2:00 minimize load database ;
    A. 2 minutes
    B. 2 hours
    C. 2 days
    D. The command will generate an error.
    E. This backup is not constrained by any time limitation. 

    343、

    343.What is the impact of the following backup if it exceeds the duration allowance? (Choose all that apply.)
    Backup as compressed backupset duration 2:00 partial minimize load database ;
    A. The entire backup will fail. It will not be usable for recovery.
    B. The entire backup will fail, but any datafile successfully backed up will be usable for recovery.
    C. If this backup fails, subsequent backups will prioritize datafiles not backed up.
    D. If this backup fails, an error will be raised and any other commands will not be executed.
    E. If this backup fails, no error will be raised and any other commands will be executed.

    344、

    344.In what view are you likely to see the following output?
    SID SERIAL# EVENT SECONDS_IN_WAIT
    121 269 RMAN backup & recovery I/O 2
    129 415 SQL*Net message from client 63 
    130 270 SQL*Net message from client
    A. V$SESSION_EVENT
    B. V$SESSION
    C. V$WAITS
    D. V$WAITSTAT
    E. V$SYSSTAT

    345、

    345.What view might you use to try to determine how long a particular backup will take?
    A. V$SESSION_EVENT
    B. V$SESSION
    C. V$WAITS
    D. V$WAITSTAT
    E. V$SESSION_LONGOPS
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  • 原文地址:https://www.cnblogs.com/huanhuanang/p/5472606.html
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