多項(xiàng)選擇題

Which of these are valid Flashback Database recovery point parameters？（）

A. SCN
B. Timestamp
C. Named recovery point
D. Transaction ID
E. Session ID

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單項(xiàng)選擇題

The（）writes the Flashback Database logs in the flash recovery area.

A. FLSH
B. FLDB
C. RVWR
D. RVRW
E. FBDA

單項(xiàng)選擇題

Flashback Database relies on which technologies to recover to a point in time？（）

A. Flashback Data Archive
B. Flashback logs in the flash recovery area
C. FlashbUndo tablespace
D. RMAN command line
E. None of the above