单选题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 capabilit

第1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

第2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3题：

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：

When defining resources for a concurrent resource group， which of the following is NOT  supported？（）   

• A、 Application Servers using disk
• B、 Definition of Multiple IP aliases
• C、 Volume Groups using raw logical volumes
• D、 Volume Groups supporting concurrent access

第6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、lslv
• B、lsvg
• C、iostat
• D、lvmstat

第7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8题：

第9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10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.