Oracle Backup and Recovery 認定 1Z0-025 試験問題:

1. You are restoring a backup data file to a different location. To recover successfully, what must you do?

A) Use the ALTER DATABASE command to rename the data file.
B) Use the ALTER SYSTEM command to rename the datafile.
C) Update the initialization parameter file.
D) You cannot do this. Data files should always be restored to their original location.

2. What are two purposes for using the recovery manager command CATALOG? (Choose two)

A) Updating recovery catalog about files created before Oracle 8.
B) Updating recovery catalog about files created before RMAN.
C) Updating recovery catalog about operating systems backup.
D) Updating recovery catalog about files that belong to a clone database.
E) Updating recovery catalog about rollback segment creation.

3. Which three statements about recovery manager backups are true? (Choose three)

A) In a full backup, Recover manager will back up all files and all used blocks only.
B) Each file in a backup set must have the same block size.
C) Incremental backups are noncumulative by default.
D) With multilevel incremental backups, you can have no more than three levels.
E) A control file backup set cannot contain any other types of files.

4. When using recovery manager without a catalog, the connection to the target database should be made as _____

A) A user that owns the RMAN catalog.
B) User SYSDB
C) A user with SYSDBA privilege.
D) User SYSTEM.

5. Which RECOVER command is appropriate when, while recovering a lost data file, a DBA discovers that a required, archived redo-log is corrupted?

A) RECOVER DATABASE UNTIL CANCEL;
B) ALTER TABLESPACE system RECOVER;
C) RECOVER TABLESPACE system UNTIL CANCEL;
D) RECOVER DATABASE USING BACKUP CONTROLFILE;
E) RECOVER DATABASE UNTIL MISSING REDOLOG;

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