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单选题
Which attribute of a logical volume can NOT be changed after it is created？（）
A
The placement of the logical volume
B
The stripe size of the logical volume
C
The upper bound of the logical volume
D
The intra-policy of the logical volume
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You have taken a Logical Volume Manager (LVM) snapshot backup of a volume that contains the MySQL data directory. Why is it important to remove snapshots after completing a RAW backup in this way?（）A、The snapshot size will continue to grow as changes to the volume are madeB、The snapshots take a significant amount of disk space as they are a duplicate copy of the dataC、The system can only support one snapshot per volume, and you need to remove it to be able to take your next backupD、The system keeps a copy of changes in memory and can cause an out of memory event
考题
单选题Which of the following actions will occur once the reorgvg command is used?（）A
The allocation policy for each logical volume will be set.B
The given allocation policy for each logical volume will be adhered to.C
Each logical volume's physical partitions will be moved to another volume group.D
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考题
单选题Which of the following AIX storage concepts is correct?（）A
A filesystem can span multiple physical volumes.B
A physical volume can belong to more than 1 volume group.C
A logical volume can have up to 2 copies in each of 2 volume groups.D
The size of a filesystem is always the same size as its logical volume.
考题
单选题Which attribute of a JFS filesystem can NOT be changed after the filesystem is created？（）A
The size of the filesystemB
The placement of the filesystemC
The mount point of the filesystemD
The number of bytes per inode
考题
单选题A System p administrator is looking at changing attributes of a logical volume. Which of the following must be defined when it is created（）A
placement of the logical volumeB
stripe size of the logical volumeC
inter-disk policy of the logical volumeD
intra-disk policy of the logical volume
考题
单选题An administrator attempts to add a new 100GB logical volume to the datavg volume group， which resides on hdisk1. How can the administrator easily determine if there is enough space in datavg to create the logical volume（）A
lslg datavgB
lspv datavgC
lsvg datavgD
lslv hdisk1
考题
单选题Which presents the heirarchical relationship between LVM entities？（）A
Volume Group Physical Volume Logical Volume FilesystemB
Physical Volume Volume Group Logical Volume FilesystemC
Volume Group Physical Volume Filesystem Logical VolumeD
Physical Volume Volume Group Filesystem Logical Volume
考题
单选题A system administrator has a server experiencing performance problems with logical volumes within a particular volume group. Which command can report I/O statistics for logical partitions with each logical volume within the volume group？（）A
lslvB
lsvgC
iostatD
lvmstat
考题
单选题The /systest filesystem is associated with the /dev/testlv logical volume on the testvg volume group. The testvg volume group is assigned to physical volumes hdisk2 and hdisk3. Which command can the system administrator use to determine if the /systest filesystem is mirrored？（）A
dfB
lslvC
lsfsD
lsdev
考题
单选题The system administrator notices that there is an I/O bottleneck on one of three disks in datavg volume group. This problem disk contains the JFS log， loglv00 and one filesystem， /mydatabase. There are no other logical volumes on this disk. Which of the following options would be the best solution？（）A
Increase the size of the JFS log logical volume so more transacations can be written to this log.B
Create a second， additional JFS log and have the /mydatabase logical volume point to both JFS logs.C
Migrate the JFS log device to another physical disk in the same volume group.D
Only one JFS log device for each volume group can be used. Use the migratepv command to move the JFS log device to an empty disk in another volume group.
考题
单选题Which of the following statements best describes the relationship between a logical volume and a journaled file system (JFS)?（）A
Increasing the size of a logical volume also increases the size of the file systemB
Reducing the size of a logical volume requires reducing the size of the file system firstC
Increasing the size of a file system requires increasing the size of the logical volume firstD
Increasing the size of a file system also increases the size of the logical volume when necessary
考题
单选题Which attribute of a logical volume can NOT be changed after it is created？（）A
The placement of the logical volumeB
The stripe size of the logical volumeC
The upper bound of the logical volumeD
The intra-policy of the logical volume
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