单项选择题
View the Exhibit and examine the output.
You execute the following RMAN command to perform the backup operation:
What is the multiplexing level in the preceding backup process（）
A. 4
B. 8
C. 7
D. 0
相关考题
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单项选择题
You want to configure the Flashback Database feature and retain flashback logs for three days. Presently the database is open and configured in ARCHIVELOG mode.The following steps must be performed in the correct sequence to do this: Choose the correct sequence.（）
A. 4, 1, 3, 2, 5
B. 4, 3, 1, 2, 5
C. 2, 4, 3, 5, 1
D. 4, 2, 5, 3, 1 -
多项选择题
Which two commands never trigger an implicit rebalancing within the disk group?（）
A. ALTER DISKGROUP misc MOUNT;
B. ALTER DISKGROUP misc DROP DISK misc2;
C. ALTER DISKGROUP misc CHECK ALL NOREPAIR;
D. ALTER DISKGROUP misc RESIZE ALL SIZE 1023m;
E. ALTER DISKGROUP dgroupA ADD DISK '/devices/A*'; -
多项选择题
Indentify two advantages of using recovery catalog instead of the control file of the database in Recovery Manager (RMAN)？（）
A. You can use RMAN stored scripts
B. Recovery is faster if data is stored in catalog in addition to the control file
C. You can store backup information of all registered databases in one place
D. Database backups are automatically deleted when they are older than the specified time period
