Oracle Other Oracle Certification 1Z0-025

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Oracle 1Z0-025 Exam Syllabus Topics:

Oracle Backup and Recovery Sample Questions:

1. During an opened database backup, a power failure occurs. Which SQL statement do you issue to resolve this situation after mounting the database?

A) ALTER DATABASE n END BACKUP
B) ALTER DATABASE DATAFILE n END BACKUP
C) ALTER DATABASE OPEN RESETLOGS
D) ALTER TABLESPACE name DATAFILE n END BACKUP

2. If a DBA restores a read-only tablespace from a backup taken before the tablespace was made read-only, what must the DBA do next?

A) Complete media recovery.
B) Recreate the control file.
C) Make the tablespace locally-managed.
D) After the tablespace to become read-only.

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

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

4. Your database is in NOARCHIVELOG mode, and a media failure occurs. Which files do you need to restore to minimize data log?

A) All database files that are consistent from the same backup set if a log switch has occurred since the last backup.
B) All data files that can be a mix from any backup set if a log switch has occurred since the last backup (You can take them from different backup sets if you like)
C) The damaged files only if no log switch has occurred once the last backup.
D) The damaged files only.

5. When setting up a recovery catalog, what are two storage considerations to remember? (Choose two)

A) Do not create the recovery catalog in the target database.
B) Use any target database to store the recovery catalog.
C) Store the recovery catalog database on the same disk as one of the target datafiles.
D) Include the recovery catalog in your backup strategy.
E) Choose the machine with the best OLTP performance to run the catalog database.

Solutions: