多项选择题

When performing incomplete recovery using UNTIL SEQUENCE with RMAN， which two pieces of information are required？（）

A.Thread number.
B.Log Sequence number.
C.Control file sequence number.
D.Name of the last archived log.

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单项选择题Whichbackgroundprocessreadstheredologbufferandwritesittoafile？（）

A.ARCn
B.DBWn
C.CKPT
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E.PMON
F.SMON

单项选择题You have performed the first step in placing your database into ARCHIVELOG mode. The second step is deciding whether the online redo log files are to be archived automatically or manually. Which action should you take to enable archiving at instance startup？（）

A.A
B.B
C.C
D.D

单项选择题When performing an incomplete recovery of the whole database， what must be true about the data files that are restored？（）

A.A
B.B
C.C
D.D

多项选择题What is true regarding the role Oracle Net provides in a client server connection with no middle tier？（）

A.A
B.B
C.C
D.D

单项选择题You discover that a disk failure occurred on DISK3 where the data file belonging to the USER_DATA table space is stored. The database is currently open and you need to recover the data file. You will restore the data file to DISK2. What is the correct sequence RMAN commands to restore and recover the data file？（）

A.A
B.B
C.C
D.D