While performing a security audit, you discover that a machine is accepting connections on TCP
port 184, but it is not obvious which process has the port open. Which of the following programs
would you use to find out?

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Which option, when passed to the gpg command, will enter an interactive menu enabling the user
to perform key management related tasks? (Provide only the option)

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Which file lists which users can execute commands using sudo? (Provide the full path and
filename)

Which of the following programs uses the hosts.allow file to perform its main task of checking for
access control restrictions to system services?

Which directory in a user’s home contains configuration files and key rings for GPG?

Which commands can you use to change a user’s password expiry information? (Choose THREE
correct answers.)

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A user was not given permission to use the CRON scheduling system. What file needs to be
modified to provide that access? (Please specify the full path to the file)

Which command should be added to /etc/bash_profile to change the language of messages from
an internationalised program to Portuguese (pt)? (Select TWO correct answers)

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The ________ command is used to add a group to the system.

The files in the /etc/skel directory are used by the