單項(xiàng)選擇題

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

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單項(xiàng)選擇題

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

單項(xiàng)選擇題

Which backup option defines a user-defined name for a backup? （）

A.FORMAT
B.NAME
C.TAG
D.FORMAT U%