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

第1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 system
• B、Reducing the size of a logical volume requires reducing the size of the file system first
• C、Increasing the size of a file system requires increasing the size of the logical volume first
• D、Increasing the size of a file system also increases the size of the logical volume when necessary

第2题：

All of the following are attributes that can be specified when creating a logical volume EXCEPT:（）

• A、Number of logical partitions
• B、Disk where logical volume will reside
• C、Size of the logical volume control block
• D、Position of the logical volume on the disk

第3题：

An  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 logicalvolume within the volume group（）

• A、Islv
• B、vmstat
• C、iostat
• D、Ivmstat

第4题：

Which presents the heirarchical relationship between LVM entities？（）  

• A、Volume Group > Physical Volume > Logical Volume > Filesystem
• B、Physical Volume > Volume Group > Logical Volume > Filesystem
• C、Volume Group > Physical Volume > Filesystem > Logical Volume
• D、Physical Volume > Volume Group > Filesystem > Logical Volume

第5题：

A user reports a corrupted boot logical volume. In order to recreate the contents of the boot logical volume which of the following procedures should the user be advised to perform?（）

• A、Reboot the system in normal mode.
• B、Use the bosboot command to rebuild the boot image.
• C、Restore the boot logical volume from a mksysb image.
• D、Reboot the system into maintenance mode and run fsck on the boot logical volume.

第6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.

第7题：

Where can a system administrator find information regarding configured physical volumes， volume groups， and logical volumes besides the Volume Group Descriptor Area （VGDA）？（）

• A、/etc/filesystems
• B、/etc/environment
• C、Object Data Manager （ODM）
• D、Logical Volume Control Block （LVCB）

第8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、Each logical volume's physical partitions will be moved to match its allocation policy, if there is sufficient space.

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第13题：

Which of the following tools should be used to analyze the placement of file fragments on a mirrored logical volume？（）

• A、 df
• B、 lslv
• C、 filemon
• D、 fileplace

第14题：

All of the following statements accurately describe process for administering file systems EXCEPT:（）

• A、A logical volume must exist prior to running the crfs command to create a file system
• B、A file system must be unmounted before it can be removed
• C、Defining a file system imposes a structure on a logical volume
• D、Removing a file system using rmfs automatically removes the underling logical volume

第15题：

A system administrator has backed up the datavg volume group using the savevg command. There are several raw logical volumes and some unmounted jfs filesystems in datavg. Which of the following statements is true about this backup?（）

• A、The volume group and all logical volumes will be recreated. All raw and jfs filesystms will be backed up and restored.
• B、This backup will be bootable and the volume group and all jfs logical volumes will be recreated.
• C、This backup will not be bootable and the restorevg command is used to restore only the mounted and non-raw logical volumes. It will not recreate any logical volumes that are raw or unmounted.
• D、The volume group and all logical volumes information is archived and will be recreated. The raw and unmounted filesystems will not be backed up and therefore not restored.

第16题：

Which of the following attributes should be specified when creating a volume group?（）

• A、stripe size
• B、allocation policy
• C、physical partition size
• D、number of logical partitions

第17题：

What is the objective of the superstrict option that can be used when creating mirrors?（）

• A、Allows the mirror partitions to spread across a maximum number of disks.
• B、Allows the copy of a partition to be on the same physical volume as the mirrored partition.
• C、Prevents partitions allocated to one logical volume mirror from sharing a physical volume with partitions from another logical volume mirror.
• D、Forces copies of logical partitions to be housed on different physical volumes, while allowing a single physical volume to be shared by logical volume mirrors.

第18题：

While planning the logical volume design of a new install, Companycom considered using a striped logical volume for performance. They want to be able to extend the logical volume in the future. Which of the following actions will provide this capability?（）

• A、Add additional logical volumes two at a time
• B、Add additional physical volumes two at a time
• C、Create a columned striped logical volume using -C option of mklv
• D、Create an extendable striped logical volume using -E option of mklv

第19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 datavg
• B、lspv datavg
• C、lsvg datavg
• D、lslv hdisk1

第20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 volume
• B、stripe size of the logical volume
• C、inter-disk policy of the logical volume
• D、intra-disk policy of the logical volume

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