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Oracle Backup and Recovery Sample Questions:

1. What is the function of ARCn in instance recovery?

A) It synchronizes data file header and control files.
B) It writes data to the online redo log files.
C) It writes dirty buffers from the buffer cache to the data files.
D) It writes data to the archive log files.
E) It frees resources held by user processes.
F) The archive process does not take part in instance recovery.

2. What must a DBA do after using NOLOGGING operations on a primary database?

A) Switch log files on the primary database.
B) Make sure the database is the only primary database in the current configuration.
C) Manually reapply the changes to the standby database.
D) Copy all affected data files to the standby server.

3. Your daily report indicating which data files need to be backed up has been misplaced. Which recovery manager command returns a report containing the files in the USER_DATA tablespace that have not been backed up within the last three days?

A) Rman> list backup day 3 tablespace user_data;
B) Rman>report need backup day 3 tablespace user_data;
C) Rman>report backup day 3 tablespace user_data; C.Rman>catalog backup day 3 tablespace user_data;

4. Which three files should be backed up for a closed database backup? (Choose two)

A) Data
B) Password
C) Control
D) Alert

5. Which technique does Oracle use to perform full backups of data files?

A) The server process reads the entire file and skips blocks that have never been used.
B) The server process reads the entire file and skips blocks assigned its temporary segments.
C) The server process reads the entire file and skips blocks that are unchanged from the last backup.
D) The server process reads and backs up the entire file.
E) The server process reads the entire file and skips blocks that currently are not being used.

Solutions: