單項(xiàng)選擇題

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

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單項(xiàng)選擇題

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

單項(xiàng)選擇題

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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Which of the following best describes a full backup? （）

你可能感興趣的試題

How is block-change tracking enabled?（）

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