Operating system has become essential to enable the users to design applications without the knowledge of the computers internal structure of hardware Operating system has become essential to enable the users to design applications without the knowledge of the computers internal structure of hardware

1. OPERATING SYSTEM

2. Why Need Operating System

4. NEED FOR OPERATING SYSTEM
◦ Operating system has become
essential to enable the users to
design applications without the
knowledge of the computers
internal structure of hardware

5. Operating system
is a system
software which
serves as an
interface between a
user and a
computer It
controls Input and
Output devices,
Printers, etc.,

6. Examples of Operating Systems

7. SOFTWARE
System
software
Application
Software

8. System Software
◦It manages and
controls the
hardware
components and
provides a platform
for running
application software.

9. Examples

10. Dos Operating System

11. Multi User Operating system
◦UNIX
◦ It is a family of multitasking, multi
user operating systems that
derives originally from AT & T
Bell Labs.
◦ The development began in the
1970’s by Ken Thompson and
Dennis Ritchie.

12. LINUX
◦ It is a family of Open – source
Operating system.
◦ It can be modified and
distributed by anyone around
the world.
◦ Most of the servers run on
Linux because it is easy to
customize.

13. Microsoft Windows
◦ It is a family of proprietary
Operating Systems designed
by Microsoft Corporation
and primarily targeted to
Intel and AMD architecture
based computers

14. Mobile Operating Systems

15. APPLICATION SOFTWARE
◦ Application software
designed to perform
specific tasks or functions
for end-users.
◦ Application software is
designed to serve the
needs and interests of
individual users.

16. Examples
◦ MS-Office
◦ Paint
◦ Whatsapp
◦ Calculator