单项选择题What command would you issue to enable automated backups of control files? ()

A.alter database controlfile autobacku on
B.alter system controlfile autobackup on 
C.configure controlfile autobackup on 
D.enable controlfile autobackup


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1.单项选择题Which command do you use to create a recovery-catalog schema? ()

A.create recovery catalog 
B.create catalog
C.build catalog 
D.catalog create 
E.mount catalog 

2.单项选择题What command would you use to set a persistent setting in RMAN so that backups are all written to a tape device?()

A.CONFIGURE DEFAULT DEVICE TYPE TO TAPE MEDIA 
B.CONFIGURE DEFAULT DEVICE TYPE TO TAPE 
C.CONFIGURE DEFAULT DEVICE TYPE TO SBT 
D.CONFIGURE DEFAULT DEVICE TYPE TO SBT_TAPE

4.单项选择题Which dynamic view displays the status of block-change tracking?()

A.V$BLOCK_CHANGE 
B.V$BLOCK_CHANGE_TRACKING 
C.V$BLOCKCHANGE 
D.V$BLOCK_TRACKING

5.单项选择题Which of the following most closely represents an image copy? ()

A.Unix cp command of a file
B.Bit-by-bit copy of a file
C.Windows COPY command of a file 
D.All of the above

7.单项选择题Which type of backup backs up only data blocks modified since the most recent backup at the same level or lower?()

A.Differential incremental backup
B.Different incremental backup 
C.Cumulative backup 
D.Cumulative incremental backup

8.单项选择题Which of the following best describes a full backup? ()

A.All datafiles of a database 
B.All datafiles, archive logs, and control files 
C.All datafiles and control files 
D.All the used blocks in a datafile

9.单项选择题How is block-change tracking enabled?()

A.With alter database enable block change tracking
B.With alter system enable block change tracking 
C.With an init.ora parameter change 
D.With an spfile parameter change 

10.单项选择题You have lost datafile 4 from your database. Which is typically the fastest way to restore your database? ()

A.Restore and recover the datafile. 
B.Restore and recover the tablespace. 
C.Restore and recover the database. 
D.Restore and recover the control file. 
E.Restore and recover the parameter file.

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