单选题All of the following logical volumes are associated with a standard AIX journaled file system (JFS) EXCEPT:（）A /dev/hd2B /dev/hd4C /dev/hd6D /dev/hd9var

第1题：

第2题：

The /systest filesystem is associated with the /dev/testlv logical volume on the ’testvg’ volume group. Given this information， which of the following commands can the system administrator use to determine if the /systest filesystem is mirrored？（）

• A、df
• B、lsvg
• C、lsfs
• D、lsdev

第3题：

第4题：

A system administrator boots a server in normal mode, the boot process displays and LED 551 and stops. LED 551 indicates the root volume group is being varied on. All of the following are probable causes of the problem EXCEPT:（）

• A、The bosboot command failed to complete.
• B、The JFS log device is corrupted.
• C、The initttab file is corrupted.
• D、The /dev entries or /etc files are missing.

第5题：

A System p administrator has an application that has the data in volume group appvg.  Which of the following commands will back up the contents of appvg to the tape in /dev/rmt0 and check for any read errors （）

• A、savevg -mf /dev/rmt0 appvg
• B、savevg -cvf /dev/rmt0 appvg
• C、savevg -vf /dev/rmt0 appvg
• D、savevg -f /dev/rmt0 -V appvg

第6题：

The system administrator wants to use a new jfslog /dev/fs1log with the filesystem /test/fs1 on the testvg volume group. The following commands were used to create the log and assign it to the filesystem：  （1）mklv -t jfslog -y /dev/fs1log testvg 1   （2）chfs -a log=/dev/fs1log /test/fs1   While trying to mount the /test/fs1 filesystem the administrator received the error：  "Cannot mount /dev/fs1lv on /test/fs1： A system call received a parameter that is not valid". What step did the administrator miss that most likely caused the error？（）

• A、Use the logform command to format /dev/fs1log as a jfslog
• B、Use the chlv command to change the lv type of /dev/fs1log to jfslog
• C、Use the chvg command to change the default jfslog of testvg to /dev/fs1log
• D、Edit the /etc/filesystems file to change the log associated with /test/fs1 to /dev/fs1log

第7题：

You have just added a CD.ROM drive （/dev/hdd） to your system and have added it to yourfstab. Typically you can use which of the following commands to mount media in that drive to /mnt/cdrom？（）

• A、 mount /dev/cdrom /mnt/cdrom
• B、 mount/dev/cdrom
• C、 mount -t cdrom /dev/cdrom /mnt/cdrom
• D、 mount /mnt/cdrom
• E、 automount /mnt/hdd /mnt/cdrom

第8题：

第9题：

A system administrator has been asked to migrate the dev_vg volume group from server A to server B. The dev_vg volume group contains a single filesystem named "/development". To prepare for migration， which of the following is the correct sequence of commands for removing the volume group from server A？（）

• A、exportvg dev_vg； umount /development； varyoffvg dev_vg
• B、varyoffvg dev_vg； umount /development； exportvg dev_vg
• C、umount /development； exportvg dev_vg； varyoffvg dev_vg
• D、umount /development； varyoffvg dev_vg； exportvg dev_vg

第10题：

All of the following logical volumes are associated with a standard AIX journaled file system (JFS) EXCEPT:（）

• A、/dev/hd2
• B、/dev/hd4
• C、/dev/hd6
• D、/dev/hd9var