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Oracle 11G OCP 1Z0-053 693

原创 Oracle 作者:LuiseDalian 时间:2014-11-27 09:16:40 0 删除 编辑
(693)Which two statements are true about an image copy backup?(Choose two.)

A. It may only be taken to disk.

B. It will contain only the used blocks.

C. It will contain all used and unused blocks.

D. It can be performed on disk as well as on tape.

答案:(A、C)

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