IBM C4040-221 Exam Questions : AIX 7 Administration

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IBM C4040-221 Exam Syllabus Topics:

IBM AIX 7 Administration Sample Questions:

1. Automated scripts on an AIX system require secure non-root access to another AIX instance. Secure Shell (SSH) was the method chosen and installed on both systems. How can anadministrator use SSH to create secure automated jobs without storing passwords in the automated scripts?

A) issue ssh-keygen -t dsa on the source as root append source id_dsa.pub contents to /etc/ssh/ssh_config file on the target restart sshd daemon
B) issue ssh-keygen -t dsa on the source as non-root user append source id_dsa.pub
contents to the authorized_keys file on the target restart sshd daemon
C) issue ssh-keygen -t dsa on the source as non-root user append source id_dsa.pub contents to target /etc/ssh/sshd_config file restart sshd daemon
D) issue ssh-keygen -t dsa on the source as non-root user append source id_dsa.pub contents to the authorized_keys file on the target

2. When migrating an LPAR utilizing Live Partition Mobility (LPM), which statement is correct?

A) Physical disk attributes for backing devices must have the same reservation policy set on both source and target VIO Servers.
B) LPARs with dedicated I/O adapters can be migrated using LPM, provided the same
dedicated I/O adapters are available on the destination system.
C) The source and destination systems must be managed by different HMC devices.
D) The destination system must have the same virtual adapter slots free on its VIO Server as the source system.

3. An administrator is attempting to recover the sendmail.cf file from the weekly mksysb backup.The following output confirms that the file does exist within the mksysb backup:

Why would the following smitty panel fail to find and restore the required file?

A) Extended attributes should not be restored for a symbolic link
B) /etc/mail/sendmail.cf is a symbolic link to /etc/sendmail.cf
C) The target directory must match the source directory
D) The file to restore must be correctly delimited relative to the backup

4. The following output shows that a logical volume was renamed, but the change does not appear to be effective. What is the most likely cause?

A) The command did not perform the change.
B) The volume group should have been inactive.
C) Only raw logical volumes can be renamed.
D) The log device needs to be renamed as well.
E) The filesystem needs to be remounted.

5. A system with multiple applications is experiencing bursts of activity. This drives the free pages list very low, resulting in increased wait times for applications.
Given the vmstat output below, what can be done to increase the number of free pages to compensate for these bursts of activity?

A) Increase the page space size.
B) Increase the lru_file_repage setting.
C) Increase the minfree and maxfree tunables
D) Increase the maxpin tunable.

Solutions: