多項選擇題

You are managing a 24*7 database. The backup strategy for the database is to perform user-managed backups. Identify two prerequisites to perform the backups.（）

A. The database must be opened in restricted mode.
B. The database must be configured to run in ARCHIVELOG mode.
C. The tablespaces are required to be in backup mode before taking the backup.
D. The tablespaces are required to be in read-only mode before taking the backup

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單項選擇題

Examine the following scenario:
-Database is running in ARCHIVELOG mode.
-Complete consistent backup is taken every Sunday.
-On Tuesday the instance terminates abnormally because the disk on which control files are located gets corrupted
-The disk having active online redo log files is also corrupted.
-The hardware is repaired and the paths for online redo log files and control files are still valid.
Which option would you use to perform the recovery of database till the point of failure?（）

A. Restore the latest whole backup, perform complete recovery, and open the database normally
B. Restore the latest whole backup, perform incomplete recovery, and open the database with the RESETLOGS option
C. Restore the latest backups control file, perform complete recovery, and open the database with the RESETLOGS option
D. Restore the latest backup control file, perform incomplete recovery using backup control file, and open the database with the RESETLOG option

多項選擇題

What two are the prerequisites for enabling Flashback Database?（）

A. The database must be in ARCHIVELOG mode
B. The database must be in MOUNT EXCLUSIVE mode
C. The database must be opened in RESTRICTED mode
D. The database instance must be started in the NOMOUNT state
E. The database instance must have the keep buffer pool defined

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You are managing a 24*7 database. The backup strategy for the database is to perform user-managed backups. Identify two prerequisites to perform the backups.（）

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What two are the prerequisites for enabling Flashback Database?（）