1.5.6

What would you enter at the command prompt to start a new Bourne-again shell (bash) session?

Bash

What would you enter at the command prompt on a linux system to display the IP addresses and the subnet masks assigned to each network interface on a linux system?

ifconfig

What would you enter at the command prompt on a linux system to display a list of files and sub directories that exist within the present working directory?

ls

You want to know more about usage, command syntax, and the options available with Linux ifconfig command. what would you enter at the command prompt to display this information about ifconfig?

man ifconfig

What would you enter at the command prompt on a linux system to display the working directory?

pwd

You are logged in as a user with limited system privileges. You are the Linux system administrator and you have the password to the root user account. Wehn you need to switch to root user to perform administrative tasks, what command would enter at the command prompt?

su -