CLI: Command Line Interface(CLI) is a user interface that is used to operate software and operating systems which allows the user to respond to visual prompts by typing commands into the interface and…
INTRODUCTION: The vi editor (visual editor) is a screen editor which is available on the almost all Unix systems. Once you have learned vi, you will find that it is a fast and…
Grep Command: The grep command, which means a global regular expression print, it remains amongst the most versatile commands in a Linux terminal environment. String : A string is a contiguous sequence of values,…
The Pico (Pine composer) is a text editor for the Unix and Unix-based computer systems. This has been designed by the Office of the Computing and Communications at the University of Washington and…
A system administrator should know who is on the system at any particular time. We can find the list of users currently logged in the system and their geographical locations through SSH command…