To disable telnet service on a system, which action should you take?
A. Put NONE in /etc/telnet.allow
B. Remove the appropriatetelnetinit script.
C. Put a line ‘ALL:ALL’ in /etc/hosts.deny
D. Comment the telnet entry in /etc/inittab
E. Comment the telnet entry in /etc/inetd.conf
In what file are the mail aliases kept for Sendmail? (Provide the complete path)
What directory be default contains the delivered mail for each user?
Of the ways listed, which is the best way to temporarily suspend a user’s ability to interactively login?
A. Changing the user’s UID.
B. Changing the user’s password.
C. Changing the user’s shell to /bin/false.
D. Removing the user’s entry in /etc/passwd.
E. Placing the command logout in the user’s profile.
How many spare server processes are required by Apache for the typical, low-to-moderate volume website?
Which of the following files typically are used to configure Apache? (Choose two)
QUESTION 117 CORRECT TEXT
What file contains a list of directories for an NFS daemon to server to other systems? (Provide
the complete answer)
What are reverse DNS entries used for?
A. Reverse DNS enable diagnostic commands like traceroute to work.
B. Reverse DNS gives you information about the owner of the DNS entry.
C. Reverse DNS provides the hostname for a particular numeric IP address.
D. Reverse DNS provides geographical information about the DNS net location.
You decide to use xinetd instead of inetd.
What must be done in order to properly configure xinetd?
A. You must create a new configuration file for xinetd.
B. You must add xinetd to /etc/services.
C. You must add xinetd support to your tcpwrappers configuration files.
D. Nothing, xinetd uses the same configuration files as inetd.
To avoid spammers using your mail server to relay their messages, you need to _______.
A. Disable the relay control in /etc/aliases
B. Set up a ruleset for this in /etc/sendmail.cf
C. Set up relay control in your DNS’s MX record.
D. Recompilesendmailwith the –NORELAY flag.
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