Shell is the integral part of UNIX/LINUX system. It is responsible for accepting commands from the user, interpreting them and then passing them on to kernel for processing. Shell acts as a user interface. The Three Major Shells For UNIX/LINUX System. a) Bourne shell b) C shell c) Korn shell d) Bash shell a). Bourne… Continue reading Linux SHELL Overview

#prohathacker #linux

#prohathacker #linux

Linux Principles Overview Everything is a file:- Unix / Linux System treat everything as file including hardware. Unix / Linux security model is based around the security of files. Small, Single-Purpose Programs:- Unix / Linux provides many small utilities that perform one task very well. Ability to chain Programs:- A core design feature of Unix… Continue reading Linux Principles Overview

History Of UNIX Linux OS Operating System Inherit by Unix OS. Unix OS implemented in the 1960s and first released in 1970 under GNU GPL Project. 1 January 1970 Brian Kernighan Found very good software for client & Networking purpose. He gave the name UNIX, that time the first Operating System written in 100% C… Continue reading Introduction LINUX