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  • 053(四十九)

    241、

    241.You issued the following RMAN command to back up the database:
    RMAN> RUN{
    ALLOCATE CHANNEL c1 DEVICE TYPE sbt
    BACKUP DATABASE
    TAG quarterly
    KEEP FOREVER
    RESTORE POINT FY06Q4;}
    Which two statements are true regarding the backup performed? (Choose two.)
    A. Archived redo log files are backed up along with data files.
    B. Only data files are backed up and a restore point named FY06Q4 is created.
    C. Archived log files are backed up along with data files, and the archived log files are deleted.
    D. The command creates a restore point named FY06Q4 to match the SCN at which this backup is consistent.

    242、

    242.You want to create the Recovery Manager (RMAN) Virtual Private Catalog (VPC) to maintain a separation of responsibilities along with a consolidation of RMAN repository. 
    Which condition must be met before you create the VPC?
    A. A base catalog exists
    B. The recovery catalog is empty
    C. The base recovery catalog must be dropped
    D. A target database is registered in the recovery catalog

    243、

    243.Which two kinds of failures make the Data Recovery Advisor (DRA) generate a manual checklist? (Choose two.)
    A. failures because a data file is renamed by error
    B. failures when no standby database is configured
    C. failures that require no archive logs to be applied for recovery
    D. failures due to loss of connectivity-for example, an unplugged disk cable

    244、

    244.Which two statements are true regarding the starting of the database instance using the following command? (Choose two.)
    SQL>STARTUP UPGRADE
    A. It enables all system triggers.
    B. It allows only SYSDBA connections.
    C. It ensures that all job queues remain active during the upgrade process.
    D. It sets system initialization parameters to specific values that are required to enable database upgrade scripts to be run.

    245、

    245.Which statements are true regarding system-partitioned tables? (Choose all that apply.)
    A. Only a single partitioning key column can be specified.
    B. All DML statements must use partition-extended syntax.
    C. The same physical attributes must be specified for each partition.
    D. Unique local indexes cannot be created on a system-partitioned table.
    E. Traditional partition pruning and partitionwise joins are not supported on these tables.
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  • 原文地址:https://www.cnblogs.com/huanhuanang/p/5442611.html
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