What is the term for unmounting a filesystem, which cleans up all references to the
filesystem, as soon as it is not in use any longer?

What is the name of the procmail configuration file that is placed in a user home directory?
(Specify the file name only without any path.)

Which system files are updated as devices are mounted and unmount to provide
information on the mounted devices and the options used? (Please specify TWO answers)

Which format, for storing user e-mail, uses the directories tmp, cur and new in order to solve
reliability problems in other storage formats?

On a Debian based system, which command can be used to stop the apache2 init script
from running at boot time once the real script has been removed from /etc/init.d/?

Which setting in the Courier IMAP configuration file will tell the IMAP daemon to listen only
on the localhost interface?

Which command could be used to see the kernel messages created from the boot time until
now?

When the default policy for the netfilter INPUT chain is set to DROP, why should a rule
allowing traffic to localhost exist?

A zone file on the DNS server has been updated. Which of the following commands will tell
named to reload its zone files? (Please select TWO correct answers)

On a Linux router, packet forwarding for IPv4 has been enabled. After a reboot, the machine
no longer forwards IP packets from other hosts. The commanD. echo 1 >
/proc/sys/net/ipv4/ip_forward temporarily resolves this issue. Which one of the following
options is the best way to ensure this setting is saved across system restarts?