What is DNSSEC used for?
A. Encrypted DNS queries between nameservers
B. Cryptographic authentication of DNS zones
C. Secondary DNS queries for local zones
D. Authentication of the user that ini...
Select the Samba option below that should be used if the main intention is to setup a guest printer service?
A. security = cups
B. security = ldap
C. security = pam
D. security = share
E. secur...
Which global option in squid.conf sets the port number or numbers that Squid will use to listen for client requests?
A. port
B. client_port
C. http_port
D. server_port
E. squid_port
Which of the following commands displays an overview of the Postfix queue content to help identify remote sites that are causing excessive mail traffic?
A. mailtraf
B. queuequery
C. qshape
D. po...
The following Apache HTTPD configuration has been set up to create a virtual host available at www.example.com and www2.example.com:
<VirtualHost *:80>
ServerName www.example.com
ServerNa...
How are PAM modules organized and stored?
A. As plain text files in /etc/security/
B. A statically linked binaries in /etc/pam.d/bin/
C. As Linux kernel modules within the respective sub director...
Which BIND option should be used to limit the IP addresses from which slave name servers may connect?
A. allow-zone-transfer
B. allow-transfer
C. allow-secondary
D. allow-slaves
E. allow-querie...
Which of the following lines in the sshd configuration file should, if present, be changed in order to increase the security of the server? (Choose two.)
A. Protocol 2, 1
B. PermitEmptyPasswords n...
There is a restricted area in a site hosted by Apache HTTPD, which requires users to authenticate against the file /srv/www/security/site-passwd.
Which command is used to CHANGE the password of exi...