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单项选择题 Consider the following command to add a new disk group called "tdgroupA" with two failover groups: CREATE DISKGROUP tdgroupA NORMAL REDUNDANCY FAILOVERGROUP control01 DISK ’/devices/A1’,  ’/devices/A2’,  ’/devices/A3’  FAILOVERGROUP control02 DISK ’/devices/B1’,  ’/devices/B2’,  ’/devices/B3’m  The disk "/devices/A1" is currently a member disk of a disk group by the name "tdgroup1".  Which task would be accomplished by the command?()

A、 This command would result in an error because a disk group can have only one failover group.

B、 This command would result in an error because the /devices/A1 disk is a member of another disk group tdgroup1.

C、 A new disk group called tdgroupA will be added with two failover groups and the /devices/A1 disk will get reattached to the new disk group without being detached from the existing one.

D、 A new disk group called tdgroupA will be added with two failover groups and the /devices/A1 disk will be ignored for the new disk group because it is a member of an existing disk group tdgroup1.

E、 A new disk group called tdgroupA will be added with two failover groups and the /devices/A1 disk gets detached from the existing disk group tdgroup1 and attached to the new disk group tdgroupA

  • B
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