This document provides an overview of Linux including what it is, its history as an open source operating system, common Linux distributions, and its advantages over other operating systems. Linux was developed in the 1970s as a free Unix-like operating system and became widely popular for its stability, security, and ability to run on older hardware. It gives users freedom and control over the source code. Major Linux distributions include Ubuntu, Debian, and Red Hat Enterprise Linux. The document concludes by providing contact information for a Linux training institute that can provide certification courses.

2. Index
• What is Linux?
• Open Source
• Free Software
• History
• Linux distributions
• Linux Advantages
• Who use Linux?
• Ubuntu installation

3. What is Linux?
 An OS for your
Computer
 Like windows “Better”
• Experience total
freedom
• Free and Open Source

4. Open
Source
Owners of Proprietary Software closely guard their
Source code, and thus cannot be modified by anyone
except them
Open Source software means, the source code of
the software is OPEN to general public
Source Code is made open so that people too can
contribute to the development of software

5. Free
Software
Free does not mean Free of Cost, instead it
means the freedom of source code
Though Open Source are mostly free of
cost but with few Exceptions
In Open Source Software you have the right to
use Use, Modify, Copy and Distribute the
software with or without the changes that you
made to the code

6. History  In 1970's AT&T Bell labs funded a
project to create a new Operating
System and came up with UNIX.
 UNIX finally developed as a powerful
Operating System and quickly became
very famous.
 Soon after contribution from various
Universities AT&T licensed it and
made it proprietary making it unfit for
teaching and learning.

7. History
 Linux is
OPERATING SYSTEM
 The code of UNIX is not
copied, only the
Operating System
Concepts are properly
incorporated.
 The development of
Linux started from
scratch and thus is just a
Unix clone and not freely
available UNIX copy.

8. Linux Distributions
Apps
GUI
Kernel
OPERATING
SYSTEM

9. Linux Distributions

10. Linux Distributions

11. Linux Advantages & Disadvantages
Advantages review:
 Freedom
 Easy to install
 Very stable
 Runs on old hardware
 Security
 Many choices in a wide
variety of distros.

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trainer will train you on all sophisticated
technologies. CBitss technologies is ISO
9001:2008 certified Linux training institute
in Chandigarh.

13. ACHIEVEMENTS
- Our own Dedicated Servers
- Expert in open source migration
- 10+ years experienced Team in LINUX
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- Redhat Certified Team & Universities.
-- Trained more than 50,000 IT professionals .
professionals

14. FOR MORE INFO. CONTACT US
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http://goo.gl/USqqeRWEBSITE :
EMAIL : : navneetlinuxexpert@gmail.Com