多項(xiàng)選擇題

You are working on a database that must be functioning 24 hours a day， 7 days a week. The databaseis configured in ARCHIVELOG mode.
Which two options do you have for performing user-managed backups（）

A.You can perform consistent backups only.
B.You can perform a complete database backup without shutting down the database instance.
C.You can back up data files only when all data files have the same SCN recorded in the control file.
D.You can back up only those data files whose headers are frozen by using ALTER TABLESPACE BEGINBACKUP or ALTER DATABASE BEGIN BACKUP commands.

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多項(xiàng)選擇題

You are managing an Oracle Database 11g database. The database is open， and you plan to
performRecovery Manager （RMAN） backups.
Which three statements are true about these backups（）

A.The backups would be consistent.
B.The backups would be inconsistent.
C.The backups would be possible only if the database is running in ARCHIVELOG mode.
D.The backups would be possible only if the database is running in NOARCHIVELOG mode.
E.The backups need to be restored and the database has to be recovered in case of a media failure.

單項(xiàng)選擇題

You executed the following command to perform a backup of the USERS tablespace：
SQL> ALTER TABLESPACE users BEGIN BACKUP；
ALTER TABLESPACE users BEGIN BACKUP *
ERROR at line 1：
ORA-01123： cannot start online backup； media recovery not enabled
What could be the reason for this error（）

A.The MTTR Advisor is disabled.
B.The database is in NOARCHIVELOG mode.
C.The tablespace is already in backup mode.
D.The Flash Recovery Area is not configured.

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You are working on a database that must be functioning 24 hours a day， 7 days a week. The databaseis configured in ARCHIVELOG mode. Which two options do you have for performing user-managed backups（）

你可能感興趣的試題

You are managing an Oracle Database 11g database. The database is open， and you plan to performRecovery Manager （RMAN） backups. Which three statements are true about these backups（）

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You are working on a database that must be functioning 24 hours a day， 7 days a week. The databaseis configured in ARCHIVELOG mode.
Which two options do you have for performing user-managed backups（）

You are managing an Oracle Database 11g database. The database is open， and you plan to
performRecovery Manager （RMAN） backups.
Which three statements are true about these backups（）