Css 12

1. OPERATING SYTEM

2. What is Operating System
How Operating System Works
Types of Operating System
History of Windows OS
History of MacOS
Operating System for Mobile Devices
Android OS History
IOS Version History

3. OPERATING SYTEM
An operating system (OS) is a software
that manages computer hardware and
software resources and provides
common services for computer
programs. It acts as a mediator between
the computer hardware and the
applications software, making it easier
for users to interact with the computer.

4. How Operating System Works?

5. Types of Operating System
1.Single-user operating systems
2.Multi-tasking operating systems
3.Real-time operating systems
4.Embedded operating systems
5.Desktop operating systems
6.Server operating systems

6. Single-user operating systems
• Single-user operating systems are
designed for use by one person at a time

7. Multi-tasking operating systems
• Multi-tasking operating systems can run multiple
programs at the same time

8. Real-time operating systems
• Real-time operating systems are designed for
applications that require fast and predictable
responses, such as industrial control systems.

9. Embedded operating systems
• Android (used in smartphones and tablets)
• iOS (used in iPhones and iPads)
• Embedded Linux (used in various devices such as routers,
set-top boxes, and home automation systems)

10. Desktop operating systems
• Microsoft Windows (e.g., Windows
10)
• MacOS (e.g., macOS Big Sur)
• Linux (e.g., Ubuntu, Fedora

11. Server operating systems
• Windows Server (e.g., Windows
Server 2019)
• Linux server operating systems (e.g.,
Ubuntu Server, Red Hat Enterprise
Linux)
• Unix operating systems (e.g.,
Solaris, HP-UX)

12. History of Windows OS Windows
OS is a family of operating systems
developed by Microsoft. The first version of
Windows, Windows 1.0, was released in
1985. Since then, Microsoft has released
many versions of Windows, including
Windows 95, Windows XP, Windows 7, and
Windows 10. Each version of Windows has
introduced new features and improvements
to the operating system.

13. History of MacOS
MacOS is a family of operating systems
developed by Apple for its Macintosh
computers. The first version of macOS,
called Mac OS X, was released in 2001.
Since then, Apple has released many
versions of macOS, including macOS Big
Sur. Each version of macOS has introduced
new features and improvements to the
operating system.

14. Operating System for Mobile Devices Mobile
Operating systems are designed for
smartphones, tablets, and other mobile
devices. The most popular mobile
operating systems are Android and iOS.

15. Android OS History Android
Android is a mobile operating system
developed by Google. The first version of
Android, Android 1.0, was released in
2008. Since then, Google has released
many versions of Android, including
Android 4.4 KitKat, Android 10, and the
latest version, Android 12. Each version of
Android has introduced new features and
improvements to the operating system.

16. iOS Version History
iOS is a mobile operating system developed
by Apple for its iPhone and iPad devices.
The first version of iOS, called iPhone OS,
was released in 2007. Since then, Apple
has released many versions of iOS,
including iOS 5, iOS 12, and the latest
version, iOS 15. Each version of iOS has
introduced new features and improvements
to the operating system.

17. THE END