A shell is basically a command-line interface (CLI) that allows users to interact with the computer's operating system by typing commands. 1.Bash (Bourne Again Shell): The default shell in many Linux ...

This is a tutorial introduction to the Unix shell, suitable for people who want to know how to use it effectively and how to write sophisticated shell scripts.

In this quick tutorial on Shell Scripting, we will write a simple program to toss a coin. Basically, the output of our program should be either HEADS or TAILS (of course, randomly). To start with, the ...