單項選擇題

The loss of the control file forced you to re-create the control file. After re-creating it and opening the database， you find that some of the data files are named as MISSINGnnnnn， where nnnnn is a five-digit number starting with 0. What could be the possible reason？（）

A. These are the data files that are corrupted.
B. There is no SYSAUX tablespace in your database
C. There is a read-only tablespace in your database.
D. These are the data files that cannot be recovered.

你可能感興趣的試題

單項選擇題

You lost the PRODSTD tablespace， which was read-only. The tablespace was read-only when the last backup was taken. How would you recover the tablespace？（）

A. restore the tablespace from the backup， and then perform an incomplete recovery
B. restore the tablespace from the backup， and then apply all the redo information
C. restore all the data files in the database， and then perform an incomplete recovery
D. restore the tablespace from the backup

多項選擇題

Which two statements regarding compressed backups in Recovery Manager （RMAN） are true？（）

A. Backup compression is disabled by default.
B. Backup compression can be used with both backup sets and image copies.
C. Backup compression cannot be enabled using the CONFIGURE command.
D. Backup compression works only if the COMPATIBILITY parameter is set to 9.0.0.0 or higher.
E. Backup compression applies to only backup sets.
F. Backup compression applies to only image copies.

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The loss of the control file forced you to re-create the control file. After re-creating it and opening the database， you find that some of the data files are named as MISSINGnnnnn， where nnnnn is a five-digit number starting with 0. What could be the possible reason？（）

你可能感興趣的試題

You lost the PRODSTD tablespace， which was read-only. The tablespace was read-only when the last backup was taken. How would you recover the tablespace？（）

Which two statements regarding compressed backups in Recovery Manager （RMAN） are true？（）

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The loss of the control file forced you to re-create the control file. After re-creating it and opening the database， you find that some of the data files are named as MISSINGnnnnn， where nnnnn is a five-digit number starting with 0. What could be the possible reason？（）

You lost the PRODSTD tablespace， which was read-only. The tablespace was read-only when the last backup was taken. How would you recover the tablespace？（）