Use the at & batch facilities to run one-time tasks
Manage cron jobs for recurring tasks, both system-wide and per-user
Configure syslog for central system logging
View, manage and kill running processes
Monitor system and application logs on a daily basis with logwatch
Configure process accounting and examine the resulting logs
Limiting and measuring resource usage (ulimit, pam, sar, vmstat, iostat)
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Exam : Oracle 1z0-403
Title : Enterprise Linux System Administration
1. Match the shutdown options with their descriptions: Option Option Description
1) k a) forces fsck on reboot
2) f b) uses /etc/shutdown.allow
3) F c) skips fsck on reboot
4) a d) sends warning messages to all those logged on without actually shutting down the system
A. 1-d, 2-c, 3-a, 4-b
B. 1-c, 2-b, 3-d, 4-a
C. 1-a, 2-c, 3-d, 4-b
D. 1-b, 2-a, 3-c, 4-d
Answer: A
2. The output of the pstree command is shown below:
[root@server1 ~]# pstree | grep login
|-3*[login---bash]
|--login--bash--vim
|
Which command would you use to terminate all login sessions on the text terminals? (Choose all
that apply.)
A. pkill login
B. kill -5 login
C. killall login
D. killall5 login
E. kill -KILL login
Answer: AC
3. Which two statements are true about a kernel patch? (Choose two.)
A. Patches are always the part of a released kernel tree.
B. After applying a patch, it is important to remove the kernel sources of earlier versions.
C. After applying a patch, it is important to make sure that the entire kernel configuration and
Makefiles are cleaned up.
D. If patches are not built from clean unpatched kernel sources, then a change in one patch may
make other patches to fail.
Answer: CD
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