单项选择题
How can you reverse the effects of an ALTER DISKGROUP ... DROP DISK command if it has already completed？（）
A. Issue the ALTER DISKGROUP ... ADD DISK command.
B. Issue the ALTER DISKGROUP ... UNDROP DISKS command.P.... DROP DISK CANCEL command.
C. Issue the ALTER DISKGROU
D. Retrieve the disk from the Recycle Bin after the operation completes.
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相关考题
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单项选择题
Whichtypeofdatabasefileisspreadacrossalldisksinadiskgroup？（）
A. All types of files are spread across all disks in the disk group.
B. Datafiles
C. Redo log files
D. Archived redo log files
E. Control files -
单项选择题
On the development database rac0， there are six raw devices： /dev/raw/raw1 through /dev/raw/raw6. /dev/raw/raw1 and /dev/raw/raw2 are 8GB each， and the rest are 6GB each. An existing disk group +DATA1， of NORMAL REDUNDANCY， uses /dev/raw/raw1 and /dev/raw/raw2. Which series of the following commands will drop one of the failure groups for +DATA1， create a new disk group +DATA2 using two of the remaining four raw devices， and then cancel the drop operation from +DATA1？ （）
A.A
B.B
C.C
D.D -
单项选择题
Whichbackgroundprocesscoordinatestherebalanceactivityfordiskgroups？（）
A. ORBn
B. OSMB
C. RBAL
D. ASMn
