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Oracle 11G OCP 1Z0-053 600

原创 Oracle 作者:LuiseDalian 时间:2014-11-06 07:46:30 0 删除 编辑
(600)Which of the following statements are true about the BACKUP command?(Choose all that apply.)

A. The BACKUP command can not be used to make image copies of a datafile.

B. The BACKUP command can improve performance by multiplexing backup files.

C. The BACKUP can take advantage of the block-change tracking capability.

D. The BACKUP command cannot store data in incremental backups.

E. The BACKUP command can store data in cumulative incremental backups only.

答案:(B、C)

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