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单选题
A previously functional, scheduled snapshot operation against a JFS2 filesystem has failed. The JFS2 filesystem is mounted and appears intact. What is the most likely cause of the failure and how should it be resolved?（）
A
The associated JFS2 log device has failed. Check the log device and varyon the device.
B
The logical volume that hosts the snapshots is full. Increase the size of the logical volume.
C
Fifteen snapshots already exist for the given JFS2 filesystem. Delete at least one existing snapshot.
D
The volume group that hosts both the snapshots and JFS2 filesystem has lost quorum. Check and correct the integrity of the volume group.
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更多 “单选题A previously functional, scheduled snapshot operation against a JFS2 filesystem has failed. The JFS2 filesystem is mounted and appears intact. What is the most likely cause of the failure and how should it be resolved?（）A The associated JFS2 log device has failed. Check the log device and varyon the device.B The logical volume that hosts the snapshots is full. Increase the size of the logical volume.C Fifteen snapshots already exist for the given JFS2 filesystem. Delete at least one existing snapshot.D The volume group that hosts both the snapshots and JFS2 filesystem has lost quorum. Check and correct the integrity of the volume group.” 相关考题
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The associated JFS2 log device has failed. Check the log device and varyon the device.B
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The associated JFS2 log device has failed. Check the log device and varyon the device.B
The logical volume that hosts the snapshots is full. Increase the size of the logical volume.C
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The volume group that hosts both the snapshots and JFS2 filesystem has lost quorum. Check and correct the integrity of the volume group.
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direct performance of deck or engine operations in a scheduled and fixed rotationB
performance of maintenance work necessary for the vessel's safe operation，on a daily basisC
performance of lookout dutiesD
direct performance of cargo loading and discharge operations only
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单选题You want to schedule a job to rebuild all indexes on the SALES table after the completion of a bulk load operation. The bulk load operation must also be a scheduled job that executes as soon as the first file that contains data arrives on the system. How would you create these jobs？（）A
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Create both jobs by using events raised by the applicationC
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Create a job to rebuild indexes by using events arised by the Scheduller and then create another job to perform bulk load by using events raised by the application
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request system snapshot rescueB
request system snapshot factoryC
request system snapshot defaultD
request system snapshot as-primary
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单选题Examine the following ALTER command： SQL ALTER DISKGROUP dgroup1 UNDROP DISKS； What is the purpose of the command？（）A
It cancels all pending disk drops within the disk group.B
It restores disks that are being dropped as the result of a DROP DISKGROUP operationC
It mounts disks in the disk group for which the drop-disk operation has already been co pletedD
It restores all the dropped disks in the disk group for which the drop-disk operation has already been completedE
It adds previously dropped disks back into the disk group
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