A filesystem failed to successfully mount， indicating the error message：  0506-324 - cannot mount media not formatted or invalid format 0506-342 - Superblock is dirty run fsck  Which parameter can be passed to the fsck command to automatically take any re

第1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2题：

The ‘fsck -p /dev/lv00’ command returned the following message：Not a recognized filesystem type. What is the likely cause of the problem and how should it be resolved？（）

• A、The file system superblock is dirty. It can be replaced from the VGDA
• B、The logical volume superblock is dirty. It can be replaced from the VGDA
• C、The file system superblock is dirty. It can be replaced from the secondary copy
• D、The logical volume superblock is dirty. It can be replaced from the secondary copy

第3题：

What is the process for creating an NFS mount between two servers in the same network zone？（）

• A、Export the desired filesystem in the /etc/nfs file， run ’exportfs -a’，create a mount directory on the desired server， and mount the NFS filesystem.
• B、Run ’exportfs -a’，export the desired filesystem in the /etc/nfs file，create a mount directory on the desired server， and mount the NFS filesystem.
• C、Export the desired filesystem in the /etc/exports file， run ’exportfs -a’，create a mount directory on the desired server，and mount the NFS filesystem.
• D、Run ’exportfs -u’，export the desired filesystem in the /etc/exports file， create a mount directory on the desired server，and mount the NFS filesystem.

第4题：

Which attribute of a JFS filesystem can NOT be changed after the filesystem is created？（）

• A、The size of the filesystem
• B、The placement of the filesystem
• C、The mount point of the filesystem
• D、The number of bytes per inode

第5题：

A filesystem failed to successfully mount, indicating the error message. 0506-324 - cannot mount media not formatted or invalid format 0506-342 - Superblock is dirty run fsck. Which parameter can be passed to the fsck command to automatically take any remedial action required?（）

• A、-p
• B、-y
• C、-f
• D、-v

第6题：

A filesystem fails to mount and running fsck does not resolve the problem. What command should be run next?（）

• A、logform
• B、savebase
• C、exportvg
• D、synclvodm

第7题：

A log logical volume is created as indicated below： root@host1：/# mklv -a c -t jfs2log -b y datavg 1   loglv00   root@host1：/# lsvg -l datavg datavg：   LV NAMETYPELPsPPsPVsLV STATEMOUNT POINT   loglv00jfs2log111closed/syncdN/A   A new filesytem is then created using the new log logical volume.When the administrator attempts to mount the filesytem， the following error occurs： root@host1：/# mount /newfs   mount： 0506-324 Cannot mount /dev/lv00 on /newfs： A system call received a parameter that is not valid. Which of the following actions will resolve this error？（）

• A、Recreate the file system with -p rw flags and re-mount.
• B、Run ‘logform /dev/loglv00’ and hit ‘y’ to destroy all data.
• C、Run ‘clrginfo -p’ to clear the invalid filesystem parameter.
• D、Change ‘account = true’ value in /etc/filesystem to ‘account = false’.

第8题：

You network contains an Exchange Server 2010 Mailbox server.You install and configure a third-party antivirus application on the server.You discover that a mailbox database named DB1 does not mount.You attempt to mount the mailbox database and receive an error message starting that the file named E01.log cannot be found.You need to mount DB1.The solution must prevent the antivirus application from causing the same error. What should you do？（）

• A、Disable the antivirus application.Restore E01.log from the most recent backup.Run the mount-database DB1 command
• B、Disable the antivirus application.Restore DB1 from the most recent backup.Run the mount-database DB1 command
• C、Exclude the transaction log folder from the antivirus application scans.Restore E01.log from the antivirus quarentine.Run the mount-database DB1 command
• D、Exclude the transaction log folder from the antivirus application scans.Restore DB1 from the most recent backup.Run the mount-database DB1 command

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第13题：

An administrator is attempting to recover a filesystem that fails to manually unmount. The fsck command produces the following output： The current volume is： /dev/fslv02 File system is currently mounted.   Invalid file system size in the primary superblock. Invalid file system size in the secondary superblock.  Primary superblock is corrupt. Secondary superblock is corrupt.   fsck： 0507-018 Superblock is corrupt and cannot be repaired. Both primary and secondary copies are corrupt.Cannot continue tried to mount  Which steps will resolve the problem？（）

• A、Reboot the server into maintenance mode and run ‘fsck’ with the ‘-p’ parameter while the filesystem is mounted.
• B、Reboot the server into maintenance mode and run ‘fsck’ with the ‘-y’ parameter while the filesystem is unmounted.
• C、Force a umount of the filesystem with ‘umount -F /dev/fslv02’， and then run ‘fsck -p /dev/fslv02’ while the filesystem is unmounted.
• D、Force a umount of the filesystem by varying off the hosting volume group and then varyon the volume group. This will permit ‘fsck -y’ to be run against the failing filesystem.

第14题：

During an attempt to mount filesystems on the datavg volume grou, the following error message occurs: "0506-323 Cannot get information about log device loglv00." The error is due to the fjslog used by these filesystems is located on a bad disk.Which of the following procedures should be performed to fix the error?（）

• A、Run fsck on all filesystems using loglv00
• B、Run the logform command against loglv00
• C、Recreate the filesystems and restore from a backup
• D、Create a new jfslog and change /etc/filesystems to point to this log

第15题：

A log logical volume is created as indicated below: root@host1:/# mklv -a c -t jfs2log -b y datavg 1 loglv00 root@host1:/# lsvg -l datavg datavg: LV NAMETYPELPsPPsPVsLV STATE MOUNT POINT loglv00jfs2log111closed/syncdN/AA new filesytem is then created using the new log logical volume.When the administrator attempts to mount the filesytem, the following error occurs:root@host1:/# mount/newfs mount: 0506-324 Cannot mount /dev/lv00 on /newfs: Asystem call received a parameter that is not valid. Which of the following actions will resolve this error?（）

• A、Recreate the file system with -p rw flags and re-mount.
• B、Run 'logform /dev/loglv00' and hit 'y' to destroy all data.
• C、Run 'clrginfo -p' to clear the invalid filesystem parameter.
• D、Change 'account = true' value in /etc/filesystem to 'account = false'.

第16题：

A system administrator thinks that a filesystem may be full and that is what caused the machine to crash. Which command will show the administrator if they are correct?（）

• A、 du 
• B、 df 
• C、 fsck 
• D、 ncheck

第17题：

A system administrator is attempting to unmount filesystem /dev/data and receives the following message：   umount： 0506-349 Cannot unmount /dev/data： The requested resource is busy.   Which of the following commands can be used to determine which process has open references within the filesystem？（）

• A、lsfs
• B、topas
• C、fuser
• D、mount

第18题：

An administrator is attempting to recover afilesystem that fails to manually unmount. The fsck command produces the following output: The current volume is: /dev/fslv02 File system is currently mounted. Invalid file system size in the primary superblock. Invalid file system size in the secondary superblock. Primary superblock is corrupt. Secondary superblock is corrupt. fsck: Cannot continue tried to mount Which steps will resolve the problem?（）

• A、Reboot the server into maintenance mode and run 'fsck' with the '-p' parameter while the filesystem is mounted
• B、Reboot the server into maintenance mode and run 'fsck' with the '-y' parameter whilethe filesystem is unmounted
• C、Force a umount of the filesystem with 'umount -F /dev/fslv02', and then run 'fsck p /dev/fslv02' while the file system is unmounted
• D、Force a umount of the filesystem by varying off the hosting volume group and then varyon the volume group. This will permit 'fsck -y' to be run against the failing filesystem

第19题：

Another DBA issues a shutdown abort command on a database on which you were running an online backup. What will happen when you try to restart the database？（）  

• A、 Oracle will automatically take the datafile out of hot backup mode，generate a warning message，and then open the database.
• B、 Oracle will automatically take the datafile out of hot backup mode and then open the database.
• C、 Oracle will generate an error when trying to open the database，indicating that a datafile is in hot backup mode.You will need to correct this error before you can open the database.
• D、 The database will open with the file in hot backup mode. You can restart the backup at any time.
• E、 The datafile in hot backup mode will be corrupted and you will have to recover it.

第20题：

A client cannot mount a filesystem from an NFS server.  Which of the following options is the most probable cause for the mount failure？（）

• A、Server is not running  rpc.lockd
• B、Client is not running the rpc.statd
• C、Filesystem not exported by the server
• D、Client nfsd daemons are all inoperative

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