An administrator wants to know the amount of memory installed on a Linux server. Which of the following commands can be used to accomplish this task?

• A.cat /sys/proc/meminfo
• B.cat /proc/meminfo
• C.cat /proc/sys/meminfo
• D.cat /sys/meminfo

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An administrator needs to mount the shared NFS file system testhost:/testvolumeto mount point /mnt/ testvoland make the mount persistent after reboot.
Which of the following BEST demonstrates the commands necessary to accomplish this task?

• A.
• B.
• C.
• D.

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Which of the following configuration files should be modified to disable Ctrl-Alt-Del in Linux?

• A./etc/inittab
• B.~/.bash_profile
• C./etc/securetty
• D.c/etc/security/limits.conf

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An administrator needs to look at a log for an application on a systemd-based system. There is no log for this application in /var/log. Which of the following is another way to view the application log on this system?

• A.systemctl application.service
• B.tail -f /var/log/secure
• C.journalctl -u application
• D.watch /var/lib/application/

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A Linux administrator wants to obtain a list of files and subdirectories in the /etc directory that contain the word "services". Once the files and subdirectories are discovered, they should be listed alphabetically in the
/var/tmp/foundservices file. Which of the following shell scripts will accomplish this task?

• A.#/bin/bashfind /etc -name services -sort > /var/tmp/foundservices
• B.#/bin/bashfind -name services -sort </var/tmp/foundservices
• C.#/bin/bashlocate /etc -sort -name services > /var/tmp/foundservices
• D.#/bin/bashfind /etc -name services | sort > /var/tmp/foundservices

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