单选题The df command indicates that a filesystem is full， however， the du command indicates that not all space is allocated.  How would the system administrator isolate the discrepancy（）A Use the fuser command to identify deleted but open files.B Use the ipc

第1题：

A system administrator wants to give full read/write/excute access to the owner and group of the /stuff directory and all subdirectories and files， but only allow read/execute for others. What command would the administrator use？（）

• A、chmod -R 775 /stuff
• B、chmod -h 002 /stuff
• C、chmod -R 577 /stuff
• D、chmod ug+rwx，o+rx /stuff

第2题：

A staff member reports that they cannot access the shared folder on the network； however， other staff members are reporting that they can access the shared folder. Which of the following is the BEST way to identify the problem？（）

• A、The administrator should monitor all traffic between the staff member and the server.
• B、The administrator should reconfigure the RAID configuration to allow more space.
• C、The administrator should map a drive using the net use command.
• D、The administrator should allow the staff member to use a USB drive.

第3题：

The df command indicates that a filesystem is full， however， the du command indicates that not all space is allocated.  How would the system administrator isolate the discrepancy（）

• A、Use the fuser command to identify deleted but open files.
• B、Use the ipcs command to view orphan shared memory segments.
• C、Use the defrag command to determine if the filesystem is fragmented.
• D、Use the topas command to identify processes using the most system resources.

第4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5题：

A system administrator is unable to unmount a file system. Which is the appropriate command to determine who or what is accessing the file system？（）

• A、who /filesystem
• B、lsfs /filesystem
• C、fuser /filesystem
• D、umount -f /filesystem

第6题：

How would the system administrator turn on Dynamic Processor Deallocation？（）

• A、Use the diag menu to set dynamic deallocation to ’on’
• B、Use the chdev command to enable the ’cpuguard’ attribute of sys0
• C、Use the cfgmgr command to change the ’monitor’ attribute of proc0
• D、Use the smitty command with the fast path dynamic_processor_deallocation to turn it on

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第13题：

Which command （without options） would you use to display how much space is available on all mounted partitions？（）

第14题：

After a successful recovery, the system administrator wishes to remove the fileset bos.net.tcp.server and all dependent software. After running an lslpp command, it is verified that the fileset is in the BROKEN state. What is the correct method for deinstallation?（）

• A、Use installp -u command with -g to remove the fileset and all dependent software.
• B、Use installp -c command to commit fileset; use installp command with -g to remove the fileset and all dependent software.
• C、Use installp -C command to perform cleanup of fileset; use install command with -g to remove the fileset and all dependent software.
• D、Use installp -a command to apply fileset; use installp command with -g to remove the fileset and all dependent software.

第15题：

A system administrator used the savevg command to back up the testvg each night. There is now a requirement to exclude the /test/static filesystem from the backup. How can this be accomplished？（）

• A、Use the -X flag on the savevg command
• B、Put an entry in the /etc/exclude.testvg file
• C、Remove the /test/static entries from the /vgdata/testvg.data file
• D、Use the touch command to create /test/static/.exclude before using savevg

第16题：

A system administrator created a /etc/exports file on server "Alpha" and entered a filesystem to be exported to server "Bravo." However， the remote servers are unable to mount the filesystems. What does the system administrator need to do？（）

• A、Use the exportfs command on server "Alpha" to export the filesystem
• B、Use the showmount command on server "Bravo" to import the filesystem
• C、Use the startsrc command on server "Bravo" to refresh the NFS daemons
• D、Use the chfs command on server "Alpha" to change the filesystem type to NFS

第17题：

An administrator needs to apply a Technology Level update. During the preview install， the output indicates that there is insufficient space in the /usr filesystem. Review of the root volume group indicates there are no available physical partitions， but the /test jfs2 filesystem is only 8% used.  What is the most efficient method to use the available space in the /test filesystem to apply the update？（）

• A、Use chfs to reduce the /test filesystem
• B、Use cplv to copy the /test filesystem to a smaller logical volume
• C、Use migratepv l to move the /test filesystem to a different volume group
• D、Backup the /test filesystem， remove it， and recreate it with a smaller size

第18题：

An administrator needs to apply a Technology Level update. During the preview install, the output indicates that there is insufficientspace in the /usr filesystem. Review of the root volume group indicates there are no available physical partitions, but the /test jfs2 filesystem is only 8% used. What is the most efficient method to use the available space in the /test filesystem to apply theupdate?（）

• A、Use chfs to reduce the /test filesystem
• B、Use cplv to copy the /test filesystem to a smaller logical volume
• C、Use migratepv l to move the /test filesystem to a different volume group
• D、Backup the /test filesystem, remove it, and recreate it with a smaller size

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