Which TWO daemons may be used to support various routing protocols under Linux?

You are using iptables to protect your private network but allow it to access the Internet. What
command do you run to view the current list of rules for masquerading?

Which of the following commands will lock the user foobar’s account?

When you run the command newaliases, it will:

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You need an additional email address for a user in your department. You decide to add just an alias on your sendmail email server. What command must be
executed to make the changes take effect?

You want to make the directory /home/tess available via NFS. Which option do you have to use to grant read permission for the root user on the NFS mounted file
system?

Your senior system administrator asked you to edit the /etc/inetd.conf file in order to disable the time service. After doing so, what would be the next thing to do?

A new department’s local area network has to be connected to the existing LAN using a router.
This new department’s LAN uses IP addresses from 192.168.112.64/26 and the first free IP address there was reserved for the router. How many IP addresses
were left for other hosts to be connected?

Which of the following lines would you expect to see in the file /etc/services?

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What command is used to view pending jobs for the at command? (Do NOT specify path).