單項選擇題

You are managing an Oracle Database 11g database. You want to take a backup on tape drives of the USERS tablespace that has a single data file of 900 MB. You have tape drives of 300 MB each. To accomplish the backup， you issued the following RMAN command：
RMAN>BACKUP SECTION SIZE 300M TABLESPACE users；
What configuration should be effected to accomplish faster and optimized backups by using the above command？（）

A. The SBT channel must be configured， with the default parallelism setting for the SBT device set to 1
B. The COMPATIBLE initialization parameter for the database instance must be set to at least 10.0
C. The SBT channel must be configured， with the parallelism setting for the SBT device set to 3
D. The SBT channel must be configured， with the MAXPIECESIZE set to 300 MB

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多項選擇題

You performed the RMAN database backup with the KEEP option. Which two statements are true regarding this backup？（）

A. The backup contains data files， the server parameter file，and the control file even if the control file autobackup is disabled.
B. The KEEP option overrides the configured retention policy.
C. The backup contains only data files and archived redo log files.
D. The KEEP option is an attribute of an individual backup piece.

單項選擇題

You are managing an Oracle Database 11g database. You want to take the backup of MULT_DATA， a big file tablespace of size 100 TB on tape drive， but you have tapedrives of only 10 GB each.
Which method would accomplish the task quickly and efficiently？（）

A. parallel image copy backup
B. backup with MAXPIECESIZE configured for the channel
C. parallel backup with MAXPIECESIZE configured for the channe
D. intrafile parallel backup

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你可能感興趣的試題

You performed the RMAN database backup with the KEEP option. Which two statements are true regarding this backup？（）

You are managing an Oracle Database 11g database. You want to take the backup of MULT_DATA， a big file tablespace of size 100 TB on tape drive， but you have tapedrives of only 10 GB each. Which method would accomplish the task quickly and efficiently？（）

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You performed the RMAN database backup with the KEEP option. Which two statements are true regarding this backup？（）

You are managing an Oracle Database 11g database. You want to take the backup of MULT_DATA， a big file tablespace of size 100 TB on tape drive， but you have tapedrives of only 10 GB each.
Which method would accomplish the task quickly and efficiently？（）