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?（）

多项选择题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

单项选择题You realize that the control file is damaged in your production database.After restoring the control file from autobackup, what is the next step that you must do to proceed with the database recovery?（）

A. Mount the database
B. Open the database in NORMAL mode
C. Open the database in RESTRICTED mode
D. Open the database with the RESETLOGS option

单项选择题While performing a regular check on your recovery catalog you realized that the catalog database is running out of space and you do not have options to increase the space. However, you have another database where more space is available and you want to move your existing recovery catalog to this database. The options that can be considered while moving the recovery catalog are as follows:（） 1. Using one of the Oracle expdp utilities to export the catalog data 2. Creating a recovery catalog user and granting the necessary privileges in the other database 3. Creating the recovery catalog using the CREATE CATALOG command 4. Using the corresponding impdp utility to import the catalog data into the other database 5. Registering the target database in the new catalog database using the REGISTER DATABASE command Identify the option with the correct sequence for moving the recovery catalog.

A. 2, 3, 5
B. 1, 2, 4
C. 1, 2, 4, 5
D. 1, 2, 3, 4, 5

单项选择题On Friday at 11:30 am you decided to flash back the database because of a user error that occurred at 8:30 am. Which option must you use to check whether a flashback operation can recover the database to the specified time? （）

A. Check the alert log file
B. Query the V$FLASHBACK_DATABASE_LOG view
C. Query the V$RECOVERY_FILE_DEST_SIZE view
D.Query the V$FLASHBACK_DATABASE_STAT view
E. Check the value assigned for the UNDO_RETENTION parameter

多项选择题You need to perform a block media recovery on the tools01.dbf data file in the SALES database by using Recovery Manager (RMAN).Which two are the prerequisites to perform this operation？（）

A. You must configure block change tracking file
B. You must have first level 1 backups for RMAN to restore blocks
C. You must ensure that the SALES database is mounted or open
D. You must have full or level 0 backups for RMAN to restore blocks
E. You must take the tools01.dbf data file offline before you start a block media recovery