An administrator needs to generate a list of services that are listening on TCP and/or UDP ports. Which of the following tools should the administrator use?

• A.route
• B.portmap
• C.ethtool
• D.netstat

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A Linux administrator wants to configure log messages of critical or higher severity levels from the cron utility to be logged to the console. Which of the following will accomplish this objective?

• A.Edit the /etc/rsyslog.conf file to include the line cron.emerg.* /dev/console
• B.Edit the /etc/rsyslog.d/conf file to include the line cron.emerg.* /dev/console
• C.Edit the /etc/logrotate.d/cron file to include the line cron.emerg.* /dev/console
• D.Edit the /etc/logrotate.conf file to include the line cron.emerg.* /dev/console

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The Apache web server was recently installed on a Debian/Ubuntu server. The web server fails and a review of log messages on another partition reveals the installation was not completed properly due to lack of disk space.
After clearing the files, the systems administrator has requested the installation to be performed again.
Which of the following command lines will perform this task? (Choose two.)

• A.apt-get install apache2
• B.apt-get --purge remove acache2
• C.apt-get --reinstall install apache2
• D.apt-get --reinstall apache2

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Which of the following techniques would BEST allow a client computer to connect to a server that is not normally accessible because the server's application port is blocked by a firewall?

• A.TCP wrappers
• B.RDP
• C.X11 forwarding
• D.SSH port forwarding

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

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