053(六十四）

316、

316.Given a complete loss of your database, in what order would you need to perform the following RMAN operations to restore it?
A. restore controlfile
B. restore database
C. restore spfile
D. recover database
E. alter database open
F. alter database open resetlogs
G. b, a, c, d, e
H. a, c, b, d, f
I. c, a, b, d, e
J. c, a, b, d, f
K. e, a, b, d, c

答案：J

317、

317.If you lost your entire database, including the database spfile, control files, online redo logs, and database datafiles, 
what kind of recovery would be required with RMAN?
A. Complete database recovery.
B. Incomplete database recovery.
C. Approximate database recovery.
D. Archived database recovery.
E. The database could not be recovered with RMAN. 

Answer: B

控制文件丢失，不完全恢复

318、

318.Which command will restore all datafiles to the date 9/30/2008 at 18:00 hours?
A. restore datafiles until time '09/28/2008:21:03:11';
B. restore database files until time '09/28/2008:18:00:00';
C. restore database until time '09/28/2008:18:00:00'; 
D. recover database until time '09/28/2008:18:00:00';
E. recover database until timestamp '09/28/2008:18:00:00';

Answer: C

319、

319.What is the end result of these commands if they are successful?
RMAN> show retention policy;
RMAN configuration parameters for database with db_unique_name
ORCL are: CONFIGURE RETENTION POLICY TO REDUNDANCY 1; # default
Backup database tag=gold_copy plus archivelog tag=gold_copy delete input; 
Backup database tag=silver_copy plus archivelog tag=silver_copy delete input;
A. Attempting to restore silver_copy will fail.
B. Attempting to restore gold_copy will fail.
C. Both backups will be available for restore without question.
D. Attempting to restore gold_copy may or may not succeed.
E. You will not be able to restore either gold_copy or silver_copy.

Answer: D

320、

320.You are using RMAN to backup your ARCHIVELOG mode database. You have enabled control-file autobackups. 
Which files are not backed up during the RMAN backup?
A. Database Datafiles
B. Database Control Files
C. Online redo logs
D. Archived redo logs
E. The database SPFILE
F. None of the above, all these files are backed up.

Answer: C