Uptime is a command that returns information about how long your system has been running together with the current time, number of users with running sessions, and the system load averages.| Linux Uptime Command With Usage Examples
echo is one of the most commonly and widely used built-in commands for Linux bash and C shells, that are typically used in a scripting language and batch files.| 15 Practical Examples of ‘echo’ command in Linux
In this article, we will show how to create your own alias and execute frequently used commands without having to type each command again and again.| How to Create and Use Alias Command in Linux