默认题库 - IBM(000-223)

单选题

An application is no longer required to start up automatically at system boot. Which of the following supported procedures would the administrator use to accomplish this（）

A. Edit the /etc/inittab and comment out the entry that starts the application by placing a at the beginning of the line.
B. Use the chitab command.
C. Use the rmitab command.
D. Edit the /etc/reboot file to remove the entry that starts the application.

查看答案

单选题

What is the most likely problem with this script （） VAR=1 （（VAR=$VAR+1）） while [ $VAR -It 10 ] do echo $VAR done

A. #!/bin/ksh line is missing
B. Variable name VAR is not properly initialized
C. Loop variable is not incremented inside the loop
D. Replace brackets with brace

查看答案

单选题

Given the following scripts， what output would be generated（） usr/local/bin/scriptl #!/usr/bin/ksh VARl=red export VARl=green VARl=blue /usr/local/bin/script2 ARl=yellow /usr/local/bin/script2 #!/bin/ksh echo "The sky is ${VAR1}."

A. The sky is red.
B. The sky is blue.
C. The sky is green.
D. The sky is yellow.

查看答案

单选题

A banking user with the userid of ’joe’ is unable to rsh from SYSTEMA to SYSTEMB without having to retype their password， but they can rsh from SYSTEMB to SYSTEMA. No other users are experiencing the same issue. Both systems have a /home/joe/.rhosts file that contain the proper references to the other host. The /home/joe/.rhosts files on both SYSTEMA and SYSTEMB are owned by userid ’joe’. Which of the following is the most likely cause of this problem（）

A. User ’joe’ is specified in the /etc/nologin on SYSTEMb.
B. User ’joe’ is specified in the /etc/nologin on SYSTEMa.
C. The file permissions on the /home/joe/.rhosts file on SYSTEMA are incorrect.
D. The file permissions on the /home/joe/.rhosts file on SYSTEMB are incorrect.

查看答案

单选题

Which of the following actions will enable 64-bit applications on a system with 32-bit kernel（）

A. Use "smit load64bit" to enable the 64-bit applications.
B. Re-install all applications with 64-bit versions.
C. Re-install the OS with 64-bit kernel enabled.
D. Change the kernel to 64bit， reboot， and then use the following command： chdev -l sys0 -a "applications=64_bit&quot

查看答案

单选题

Which of the following commands would an administrator use to add startup scripts to the system startup process（）

A. chitab
B. vi /etc/inittab
C. vi /etc/rc.d
D. mkita

查看答案

单选题

everal people in an finance customer IT department are asking for fileset updates that the system administrator received from IBM earlier that day on CD-ROM. The system administrator created an install directory on their machine and made it available to everyone. Which of the following commands will allow the system administrator to copy the images from an IBM update CD-ROM to the install directory（）

A. "smit bffcreate" from the target directory
B. "tar -xvf /dev/cd0" from the target directory
C. "restore -xvqf /dev/cd0" from the target directory
D. mount the cdrom on /cdrom and run "cp /cdrom/* ." from the target directory

查看答案

单选题

How can an administrator determine how many physical copies there are of a mirrored logical volume in rootvg（）

A. lslv rootvg
B. lsvgs rootvg
C. lsvg rootvg
D. lspv hdisk0

查看答案

单选题

A user wants to be permanently added to the dba group. Which of the following commands or processes can be used to accomplish this（）

A. chgrp
B. chuser
C. edit /etc/user
D. edit /etc/security/grou

查看答案

单选题

When using a mksysb and base media to clone a system， which of the following will cause the installation to fail（）

A. mksysb made on a single processor machine but is being installed on a multiple processor machine， no editing of the image.data file
B. mksysb made on machine with mirrored rootvg and new machine only has one disk in rootvg， no editing of the image.data file
C. mksysb made on a machine with 32GB of RAM but being installed on a machine with only 8GB of RAM
D. mksysb made on a machine with virtual Ethernet adapter but being installed on a machine which only has a physical Ethernet adapter

查看答案