Which of these ways can be used to only allow access to a DNS server from specified networks/hosts?

A. Using the limit{...;};statement in the named configuration file.

B. Using the allow-query{...;};statement in the named configuration file.

C. Using the answer only{...;};statement in the named configuration file.

D. Using the answer{...;};statement in the named configuration file.

E. Using the query access{...;};statement in the named configuration file.

Instead of running the command echo 1 >/proc/sys/net/ipv4/ip_forward, the configuration setting is going to be added to /etc/sysctl.conf. What is the missing value in the configuration line below? (Please specify only the missing value)

A. net.ipv4.ip_forward

What is the default location for sendmail configuration files? (Please provide the complete path to the directory)

A. /etc/mail

What security precautions must be taken when creating a directory into which files can be uploaded anonymously using FTP?

A. The directory must not have the execute permission set.

B. The directory must not have the read permission set.

C. The directory must not have the read or execute permission set.

D. The directory must not have the write permission set.

E. The directory must not contain other directories.

What is the appropriate configuration file entry to allow SSH to run from inetd?

A. ssh stream tcp nowait root /usr/sbin/tcpd sshd

B. ssh stream tcp nowait root /usr/sbin/tcpd tcpd

C. ssh stream tcpd nowait root /usr/sbin/tcpd sshd

D. ssh data tcpd nowait root /usr/sbin/tcpd sshd

E. ssh data tcp nowait root /usr/sbin/tcpd sshd

Enter one of the Apache configuration file directives that defines where log files are stored.

A. ErrorLog

Which keys are stored in the authorized_keys file?

A. public

According to the configuration below, what is the e-mail address of the administrator for this domain?

A. hostmaster@certkiller.com

Using only commands included with named, what is the command, with options or parameters, to make named re-read its zone files?

A. rndc reload

Which of the following sshd configuration settings should be set to no in order to fully disable password based logins? (Choose THREE correct answers.)

A. PAMAuthentication

B. ChallengeResponseAuthentication

C. UsePAM

D. UsePasswords

E. PasswordAuthentication