【2019】OCP考试062题库近期考试原题解析-第57题
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我要咨询2018年的时候,OCP 11g考试题库大更新,052 053出现了很多新题,
2019年,11g即将停考的前期,Oracle又出现了一次大变动,12c出现了很多新题,比如062 063题库大更新
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57题、choose one
Which statement is true about a database in ARCHIVELOG mode?
A) Full database backups can be performed when the database is opened.
B) A Fast Recovery Area (FRA) must be configured for the database.
C) Online redo log files have to be multiplexed before putting the database in ARCHIVELOG mode.
D) All backups taken prior to switching to ARCHIVELOG mode can be used to perform complete recovery.
Answer:A
(解析:归档模式下可以进行热备,归档之前的备份是不能用来做完全恢复,因为缺少归档日志)