Oracle 11gocmu

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Oracle Database 11g Certified Master Upgrade Sample Questions:

1. David managed to accidentally delete the datafiles for database called DSL. He called Heber and Heber tried to help but he managed to delete the control files of the database. Heber called Bill and Bill saved the day. They are using a recovery catalog for this database. What steps did Bill perform to recover the database and in what order?
a.Restored the control file with the RMAN restore controlfile command.
b.Mounted the DSL instance with the alter database mount command.
c.Restored the datafiles for the DSL database with the RMAN restore command.
d.Opened the DSL database with the alter database open resetlogs command.
e.Recovered the datafiles for the DSL database with the RMAN recover command.
f.Started the DSL instance.
g.Connected to the recovery catalog with RMAN.

A) g, f, a, b, e, c, d
B) c, a, d, b, f, e, g
C) b, c, d, g, f, e, a
D) a, b, c, d, e, f, g
E) g, f, a, b, c, e, d

2. A shoot-out has erupted between your MS development teams using .NET and your Linux development teams using Java. Knowing that your database is in danger, which command would you use to back up your NOARCHIVELOG mode database using RMAN with compression?

A) backup as compressed backupset database;
B) backup as compressed backupset database plus compress archivelog all;
C) backup compressed database
D) backup as compressed backup database plus archivelog all;
E) backup database all

3. You have lost all your SYSTEM tablespace datafiles (system_01.dbf and system_02.dbf) nd the database has crashed. What would be the appropriate order of operations to correct the situation?
a.Mount the database with the startup mount command.
b.Take the SYSTEM datafile offline with the alter database command.
c.Restore the SYSTEM_01.dbf datafile from backup media with the required archived redo logs.
d.Restore all SYSTEM tablespace-related datafiles from backup media.
e.Issue the recover tablespace SYSTEM command.
f.Issue the recover datafile SYSTEM_01.dbf command.
g.Open the database with the alter database open command.
h.Open the database with the alter database open resetlogs command.

A) b, c, f, e, g
B) d, a, e, g
C) b, d, e, h
D) a, b, c, f, g
E) a, c, f, g

4. Your database has a backup that was taken yesterday (Tuesday) between 13:00 and 15:00 hours. This is the only backup you have. You have lost all the archived redo logs generated since the previous Monday, but you have archived redo logs available from the previous Sunday and earlier. You now need to restore your backup due to database loss. To which point can you restore your database?

A) The database is not recoverable.
B) 15:00 on Tuesday.
C) 13:00 on Tuesday.
D) Up until the last available archived redo log on Sunday.
E) To any point; all the redo should still be available in the online redo logs.

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

Solutions: