Table of Contents

Our First Commands

Linux terminal is a powerful interface that allows direct communication with your computer through commands.

Basic Commands and Their Patterns

Understanding the pattern and structure of Linux commands is crucial.

Checking Ubuntu Version

Echo Command

Clearing the Terminal

Resetting the Terminal

Navigating Command History

Closing the Terminal

Locating Command Executables

Terminal, Shell and Bash

In Linux, the terms Terminal, Shell, and Bash are frequently mentioned, sometimes interchangeably, which can lead to confusion. Each of these components serves a specific purpose in the command execution pipeline.

Terminal

Terminal is a text-based application that allows users to interact with their computer using commands. Unlike the graphical user interface (GUI), where interactions are made through clicks and visual menus, the Terminal relies on textual input and output.

• Serves as the interface for command input and output display.
• Does not execute commands but forwards them to the Shell for processing.