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Oracle Backup and Recovery Sample Questions:

1. Your database is configured in ARCHIVELOG mode. Which three types of backups can be performed? (Choose three)

A) Online tablespace backups using the ALTER DATABASE BACKUP TABLESPACE command.
B) Open database backups.
C) Online control file backups using the ALTER DATABASE BACKUP CONTROLFILE command.
D) Online control file backups using the ALTER CONTROLFILE BACKUP command.
E) Operating system backups when the database is closed.

2. What is the correct procedure for multiplexing existing online redo logs?

A) Issue the ALTER DATABASE. . . ADD LOGFILE MEMBER command.
B) Shut down the database, copy the online redo-log, and start up the database.
C) Issue the ALTER DATABASE. . . ADD LOGFILE GROUP command.
D) Shut down the database, copy the online redo-log, edit the REDO_LOG_FILES parameter, and start up the database.

3. Why is manual archiving not recommended?

A) More background processes are required.
B) Additional disk resources are required.
C) An operating systems script must be written to copy the online redo-log files.
D) A DBA must issue an SQL command to archive the online redo-log files.

4. When starting up the database you find that an inactive, unarchieved redo-log group is corrupted. What should you do?

A) RECOVER DATABASE UNTIL CANCEL;
B) ALTER DATABASE
RECOVER REDOLOG;
C) RECOVER DATABASE UNTIL TIME '1999-09-15:11:23:0';
D) RECOVER REDOLOG GROUP 1;
E) ALTER DATABASE CLEAR UNARCHIEVED LOGFILE GROUP 1;

5. When two or more databases are backed up using RMAN, is it appropriate to use each database as the other's recovery catalog. Why?

A) No. There would be too many dependencies.
B) Yes, but only if the database are run in NOARCHIVELOG mode.
C) No. A database that contains a catalog cannot be target database.
D) Yes. The catalog is a recognized procedure.

Solutions: