ocp-34

QUESTION NO: 34

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.

Answer: C


您管理Oracle数据库11g的数据库，您

要对一个900 MB数据文件的用户表空间采取磁带备份。你有300 MB的磁带驱动器。 为了完成备份，你发

出以下RMAN命令：

RMAN>BACKUP

SECTION SIZE 300M

TABLESPACE users;

通过使用上述命令， 应当进行什么样的配置来实现更快和优化的备份？

C.SBT通道必须被配置， SBT设备的并行设置应设置为3。

时间： 2024-08-27 21:14:10

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