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单选题
A System p administrator is reviewing root’s command history on a development server and finds that a junior adminstrator had been attempting to correct a full file system. One of the following commands caused damage that must be corrected. Which command was it（）
A
rm /var/preserve/*
B
cat /dev/null > /var/adm/cron/log
C
> /var/adm/wtmp
D
rm /var/adm/ras/errlog
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考题
The system administrator has requested that all setuid／setgid bits be removed from executables in application filesystem. Which command will achieve this?()
A. chmod -R o-s /applicationB. chmod -R ug-s /applicationC. chmod -R -s -o /applicationD. chmod -R -s -ug /application
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A system is being booted into maintenance mode due to root password recovery.After accessing the root volume group and starting a shell without mounting the file systems, what is the next step?（）A、Delete root's password from the /etc/security/passwd fileB、Use the diag recovery tool option to reset root's passwordC、Execute the ‘passwd’ command and assign a new passwd to root UIDD、Mount the / and /usr filesystems on alternative mount points to edit the password file
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A user is unable to determine the default system text editor. How can the local administrator assist the user by identifying the default text editor for the system？（）A、Login as the user and run ’echo $ENV’.B、Login as root and run the ’env’ command.C、Login as root and ’cat /etc/environment’.D、Login as the user and run the ’env’ command.
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A system administrator issued the errpt command and had no results. The system administrator determined that error logging was turned off. Which of the following commands should be used to start logging system errors？（）A、/usr/bin/errmsgB、/usr/lib/errdemonC、/usr/lib/errloggerD、/usr/bin/errinstall
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Which command can a system administrator use to verify that a tape is in backup format and is readable by the system？（）A、tarB、tctlC、tcopyD、restore
考题
A System p administrator is reviewing root’s command history on a development server and finds that a junior adminstrator had been attempting to correct a full file system. One of the following commands caused damage that must be corrected. Which command was it（）A、rm /var/preserve/*B、cat /dev/null /var/adm/cron/logC、 /var/adm/wtmpD、rm /var/adm/ras/errlog
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What should an administrator do to allow the logon of a user to a local system without limitations from the host ‘webserver’?（）A、configure the /etc/.rhosts with. webserver userB、configure the root'$HOME/.rhost file with.+webserver userC、configure each user's $HOME/.rhosts file with. webserver userD、configure the root'$HOME/.rhost file with.webserver ip user
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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 filesystemB、Use the showmount command on server "Bravo" to import the filesystemC、Use the startsrc command on server "Bravo" to refresh the NFS daemonsD、Use the chfs command on server "Alpha" to change the filesystem type to NFS
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考题
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 /filesystemB、lsfs /filesystemC、fuser /filesystemD、umount -f /filesystem
考题
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考题
What should an administrator do to allow the logon of a user to a local system without limitations from the host ’webserver’？（） A、configure the /etc/.rhosts withweb：serverB、configure the root’$HOME/.rhost file with：+webserver C、configure each user’s $HOME/.rhosts file with：webserver D、configure the root’$HOME/.rhost file with：
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An administrator has set up serverA and serverB to use the /etc/hosts.equiv file so that applications on serverA can remotely run commands on serverB. Which command will verify if a new user from serverA is trusted on serverB?（）A、As the root user from serverA run the command rhost serverBB、As the root user from serverA run the command rlogin serverBC、As the desired user from serverB run the command rhost serverAD、As the desired user from serverA run the command rlogin serverB
考题
A system administrator has been asked to document the hardware configuration of a system. Which command can be used to assist in this task？（）A、lscfgB、mkdevC、lslppD、cfgmgr
考题
A system administrator is installing a C compiler on a system. According to the compiler’s documenation， the AIX fileset bos.adt.lib must be installed prior to installation of the compiler. Which command would the system administrator use to verify installation of the bos.adt.lib fileset？（）A、installpB、instfixC、lsallqD、lslpp
考题
An administrator needs to change a system’s run level from level 2 to level 3. What is the appropriate method to accomplish this（）A、Use the reboot command.B、Edit the /etc/reboot file and reboot the system.C、Edit /etc/.init.state file and reboot the system.D、Use the telinit command
考题
Which IOS command does an administrator use to report a cross partition global view of system performance?（）A、cecstat -p itcert B、iosperf -C C、topas -cecdisp D、topas_nmon -cec
考题
单选题What should an administrator do to allow the logon of a user to a local system without limitations from the host‘webserver’？（）A
configure the /etc/.rhosts with：webserverB
configure the root’$HOME/.rhost file with：+webserverC
configure each user’s $HOME/.rhosts file with：webserverD
configure the root’$HOME/.rhost file with：webserver
考题
单选题A system is being booted into maintenance mode due to root password recovery. After accessing the root volume group and starting a shell without mounting the file systems， what is the next step？（）A
Delete root’s password from the /etc/security/passwd file.B
Use the diag recovery tool option to reset root’s password.C
Execute the ’passwd’ command and assign a new passwd to root UIdD
Mount the / and /usr filesystems on alternative mount points to edit the password file.
考题
单选题A user is unable to determine the default system texteditor. How can the local administrator assist the user by identifying the default text editor for the system?（）A
Login as the user and run 'echo $ENV'.B
Login as root and run the 'env' command.C
Login as root and 'cat /etc/environment'.D
Login as the user and run the 'env' command.
考题
单选题The system administrator has requested that all setuid/setgid bits be removed from executables in application filesystem. Which command will achieve this?（）A
chmod -R o-s /applicationB
chmod -R ug-s /applicationC
chmod -R -s -o /applicationD
chmod -R -s -ug /application
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