单选题A system administrator periodically receives calls from users who complain about poor performance with their application. Use the following sar command output to answer the question: Which of the following system resources need more investigation?()A ...
Friday, June 23, 2023
单选题What command should a system administrator run after using an editor to create the /etc/tunables/nextboot file?()A ksh -n nextbootB tunsave -a -f nextbootC tuncheck -r -f nextbootD diff $(vmtune) /etc/tunables/nextboot...
Wednesday, March 20, 2024
单选题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 dfB...
Wednesday, October 19, 2022
单选题The following entry is in the /etc/host.equiv and /home/jsmith/.rhosts file on server Alpha:+ jsmith.What does this entry indicate?()A The user jsmith can use r-commands from any server to server Alpha system-wideB The user jsmith can use r-commands fr...
Friday, April 7, 2023
单选题Which commands will list all the logical volumes and the file system distribution across a specific physical volume of the following?()A lspv -lB lslv -pC lsps -aD lsvg -m...
Wednesday, December 13, 2023
单选题A system administrator is considering enabling the 64-bit kernel but first must determine if the system hardware will support 64-bit. How would this be accomplished in AIX 5L?()A prtconf -cB lscfg -v sys0C Check the /unix linkD Check for JFS2 filesyste...
Friday, March 1, 2024
单选题Performance monitoring of a poorly performing system indicates a high level of CPU usage. Which tool can be used to help identify which processes are using excessive CPU resources?()A sarB topasC iostatD vmstat...
单选题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 commandB Put an entry in ...
Wednesday, July 26, 2023
单选题An administrator attempted to run a sar -u report and received the following error: sar: 0551-201 Cannot open /var/adm/sa/sa07. Which of the following should be scheduled in adm’s crontab to obtain sar reports?()A sa1B sarC vmtuneD schedtune...
Friday, March 8, 2024
A system administrator wants to run a script called myscript...
Thursday, September 22, 2022
单选题During reboot the system hangs with an LED 0554 message that means, "The boot device could not be opened or a read failed." What recovery procedures should be taken?()A Boot in maintenance and use fsck to check hd5.B Boot in maintenance mode, access th...
A system administrator has been asked to document the hardwa...
单选题A user calls to report they are getting I/O errors on a file system. Which of the following tools should be used to isolate this problem?()A dfB diagrptC errmsgD errpt...
Friday, November 3, 2023
单选题In order to upgrade from AIX Version 4.3 to AIX Version 5.2, which of the following actions should be performed?()A Run smit update_allB Run smit install_allC Boot from the installation mediaD Run update_all from the mounted CD...
单选题Which of the following commands will remove the hardware definition of the tape drive rmt0 from a system?()A rm /dev/rmt0B rmdel -s rmt0C rmdev -dl rmt0D tctl -f /dev/rmt0 erase...
Wednesday, February 22, 2023
单选题A system’s backups are failing. Error log analysis indicates that there is either a hardware or media problem. Which command is used to determine if there is a hardware problem with the tape drive?()A diagB lscfgC lsdevD cfgmgr...
Monday, January 8, 2024
单选题A system administrator has a two-disk volume group (testvg) with one logical volume (testlv) which has just been mirrored across both disk drives. Which of the following commands can be used to turn off quorum?()A chvg -Qn testvgB chlv -Qn testlvC vary...
Sunday, February 11, 2024
单选题How would a system administrator review root’s current cron jobs of the following?()A crontab -lB cron -l rootC lscron -l rootD cat /var/cron/crontabs/root...