单项选择题

Which command will allow an administrator to view the primary and secondary dump devices?（）

A.sysdumpdev -l
B.dumpmgr -ALL
C.lsdev -Cc dump
D.diag -dump=show

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单项选择题

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 UID
D.Mount the / and /usr filesystems on alternative mount points to edit the password file

单项选择题

Which command should be used to capture network traffic between the localhost and a host named ‘webserver’?（）

A.tcpdump webserver
B.tcpdump host webserver
C.tcpdump -hostname webserver
D.tcpdump -print -h webserver

单项选择题

A previously functional, scheduled snapshot operation against a JFS2 filesystem has failed. The JFS2 filesystem is mounted and appears intact.
What is the most likely cause of the failure and how should it be resolved?（）

A.The associated JFS2 log device has failed. Check the log device and varyon the device.
B.The logical volume that hosts the snapshots is full. Increase the size of the logical volume.
C.Fifteen snapshots already exist for the given JFS2 filesystem. Delete at least one existing snapshot.
D.The volume group that hosts both the snapshots and JFS2 filesystem has lost quorum. Check and correct the integrity of the volume group.