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Oracle 11G OCP 1Z0-053 650

原创 Oracle 作者:LuiseDalian 时间:2014-11-14 08:13:00 0 删除 编辑
(650)Which three tasks can be performed using a duplicate database?(Choose three.)

A. Testing the backup and recovery procedures

B. Testing the upgrade of an Oracle database to a new release

C. Testing the effect of an application changes on database performance

D. Continuously updating archive log files from the target database to support failover

答案:(A、B、C)

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