Question 31
Selectable Answer
What command is used to force a file-system check, when rebooting?
Answer:
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Question 32
Selectable Answer
A system is running out of swap space. To initialise 5GB of additional swap space, which combination of commands should be used?
Answer:
Question 33
Selectable Answer
What is the purpose of a PTR record?
Answer:
Question 34
Selectable Answer
Which command can be used to scan a specified network looking for IP addresses that appear to be in use?
Answer:
Question 35
Selectable Answer
Which of the following must be included in the syslogd configuration file, so that ONLY kernel related messages with the priority crit are reported?
Answer:
Question 36
Written Answer
You have configured a workstation to boot in runlevel 4, but you now find that the X server will not start correctly and the machine will not allow local access.
What would be the most effective command to run at the LILO prompt to regain local access to the machine, when the last known working kernel image was linux?
What would be the most effective command to run at the LILO prompt to regain local access to the machine, when the last known working kernel image was linux?
Answer: linux s
Question 37
Written Answer
Which command with all parameters and arguments, can be used by root to erase the cron job list for the user fred?
Answer: crontab -u fred -r
Question 38
Selectable Answer
When planning a web server which of the following choices will impact system sizing? (Choose THREE correct answers.)
Answer:
Question 39
Written Answer
Which command will prevent the service ldap from starting on a Debian system in all runlevels,
forcing the removal of all symlinks in /etc/rcX.d? (Provide the command without any options or parameters)
forcing the removal of all symlinks in /etc/rcX.d? (Provide the command without any options or parameters)
Answer: update-rc.d
Question 40
Selectable Answer
After unpacking source code, what file is used by configure to create a final Makefile?
Answer:
Question 41
Written Answer
Which file tells GRUB the paths of the filesystem partitions in both Linux format and in the GRUB syntax? (Specify the file name only with no path information)
Answer: device.map
Question 42
Selectable Answer
Which of the following are common Linux filesystem types used for root partitions? (Choose THREE correct answers.)
Answer:
Question 43
Selectable Answer
You use top to examine the CPU time being consumed by various processes on your system. You discover that one process, dfcomp, is consuming more than 90 percent of your system's CPU time.
What can you conclude?
What can you conclude?
Answer:
Question 44
Selectable Answer
Which of the following properties should be recorded in order to monitor the quality of a network link? (Choose two.)
Answer:
Question 45
Selectable Answer
On a Linux node with multiple active networks interfaces, each having a default route to the Internet, which default route is preferred?
Answer:
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