多项选择题

Which two kinds of failures make the Data Recovery Advisor (DRA)generate a manual checklist? （）

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

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单项选择题

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

多项选择题

You issued the following RMAN command to back up the database:

Which two statements are true regarding the backup performed?（）

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.

单项选择题

You are managing an Oracle Database 11g ASM instance with a disk group dg01 having three disks. One of the disks in the disk group becomes unavailable because of power failure. You issued the following command to change the DISK_REPAIR_TIME attribute from 3.6 hours to 5 hours:
ALTER DISKGROUP dg01 SET ATTRIBUTE 'disk_repair_time' = '5h';
To which disks in the disk group will the new value be applicable?（）

A. all disks in the disk group
B. all disks that are currently in OFFLINE mode
C. all disks that are not currently in OFFLINE mode
D. all disks in the disk group only if all of them are ONLINE