How to install: Centos 7 / RHEL 7

At that point place the DVD/USB in your appropriate system drive, start your PC, select bootable unit and on the first RHEL brief select Install Red Hat Enterprise Linux 7.0 2. After the system loads, select the language for installation process and hit on Continue. 3. The next important step is to select your system software. Click on Software …

File System Hierarchy (FSH)

Linux uses single-rooted, inverted tree-like file system hierarchy /                      This is a top-level directoryIt is a parent directory for all other directoriesIt is called as ROOT directoryIt is represented by forward slash (/)C:\ of windows /root               it is home directory for root user (superuser) It provides a working environment for root user C:\Documents and Settings\Administrator …

UNIX Principles

Everything is a file: – UNIX system has many powerful utilities designed to create and manipulate files. The UNIX security model is based on the security of files. By treating everything as a file, you can secure access to hardware in the same way as you secure access to a document. Configuration data stored in …

History of Linux

In the beginning, there was AT&T. Bell Labs’ Ken Thompson developed UNIX in 1969 so he could play games on a scavenged DEC PDP-7. With the help of Dennis Ritchie, the inventor of the “C” programing language, Ken rewrote UNIX entirely in “C” so that it could be used on different computers. In 1974, the …

Introduction to Linux

What is Operating System? Operating system is an interface between user and the computer hardware. The hardware of the computer cannot understand the human readable language as it works on binaries i.e. 0’s and 1’s. also, it is very tough for humans to understand the binary language, in such case we need an interface which …