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Compressed backups work with which of the following commands?A. copy as backupB. backup as copyC. backupD. copy Compressed backups work only wtih back 阅读全文
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Consider the following command:Backup database plus archivelog delete input;How many backup sets would be created by this command if the following wer 阅读全文
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What type of backup is stored in a proprietary RMAN format?A. Backup setB. Image copyC. Backup sectionD. Backup group The backup set is stored in a pr 阅读全文
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How is block-change tracking enabled?A. With alter database enable block change trackingB. With alter system enable block change trackingC. With an in 阅读全文
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During recovery, you need to know if log sequence 11 is in the online redo logs, and if so, you need to know the names of the online redo logs so you 阅读全文
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You are trying to recover your database. During the recovery process, you receive the following error:ORA-00279: change 5033391 generated at 08/17/200 阅读全文
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You have lost datafile 4 from your database.Which is typically the fastest way to restore your database?A. Restore and recover the datafile. B. Restor 阅读全文
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What does the SCN represent?A. The system change number, which is a point in time relative to transactions within a given database.B. A number that re 阅读全文
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You have lost all your online redo logs. As a result, your database has crashed. You have tried to restart the database and clear the online redo log 阅读全文
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Your ARCHIVELOG-mode database has lost three datafiles and shut down. One is assigned to theSYSTEM tablespace and two are assigned to the USERS tables 阅读全文