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OCP题库解析-1z0-053-QUESTION-NO.615
【关键词】 Flashback，闪回 615.Before a Flashback Table operation, you execute the following command: ALTER TABLE employees ENABLE ROW MOVEMENT; Why would you need this to be executed? A. Because row IDs may change during the...
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OCP题库解析-1z0-053-QUESTION-NO.613
613.You want to use the automatic management of backup and recovery operations features for your database. Which configuration must you set? A. Enable the flash recovery area and specify it as the archived redo log destination. B. Disable the flash recovery area and start the database instance in...
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OCP题库解析-1z0-053-QUESTION-NO.614
【关键词】Flash recovery area 614.Which three types of files can be automatically placed in the flash recovery area (fast recovery area in 11g Release 2)?(Choose three.) A. Alert log file B. Archived redo log files C. Control file autobackups D. Server Parameter file (SPFILE) E. Recovery Manag...
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OCP题库解析-1z0-053-QUESTION-NO.611
【关键词】：OCP，053，归档模式，备份状态，实例异常，非一致性关闭 To accomplish user-managed backup for the USERS tablespace, you issued the following command to put the database in backup mode: SQL> ALTER TABLESPACE users BEGIN BACKUP; While copying the file to the backup destination a power outa...
