Which IP protocol is connectionless and unreliable?

For xinetd service definition, which config option will disable the service?

Which command can allow you to run a process in a modified environment without changing the environment of the current shell?

In /etc/nsswitch.conf, which directive specifies which databases to search for host name lookups?

How to invoke restricted mode in Bash?

(command only without path)

You want to change the file that contains the message which is used at the login prompt when users log in locally.

(Please enter the file including the path)

The _________ command is used to print out the current date and time on the system.

You are working an evening shift and want to look at which jobs are pending for the at command. What command would you use?

(Enter only the command, without path or options)

A user cannot access the cron scheduling system. What file needs to be modified to provide that access?

(Specify full path and filename)

When adding a new user to the system using standard Linux commands, which directory contains the initial files copied to the new user’s home directory?