introduction of operating system

1. Operating System (Part 1)

2. WHAT IS OPERATING SYSTEM?

3. WHAT IS OPERATING SYSTEM?
• An operating system is the most important software that runs on
a computer.
• It manages the computer's memory and processes, as well as all
of its software and hardware.
• It also allows you to communicate with the computer without
knowing how to speak the computer's language.
• Without an operating system, a computer is useless.

4. THE OPERATING SYSTEM JOB
• The operating system (OS) manages all of the software and
hardware on the computer.
• Performs basic tasks such as file, memory and process
management, handling input and output, and controlling
peripheral devices
• There are several different computer programs running at the
same time
• They all need to access your computer’s central processing unit
(CPU), memory and storage

5. THE OPERATING SYSTEM JOB (Cont)
- Chrome Browser
- Firefox
- Microsoft Edge Explore
- Microsoft Office
- Windows
(Vista,XP,7,8,10,11)
- IOS
- Mac OS
- Linux
- CPU Processor
- Hard Disk
- Motherboard
- Graphic Card
- Customer
- Person Who Use The Computer

6. EXAMPLES OF OPERATING SYSTEM WITH MARKET SHARE

7. EXAMPLES OF OPERATING SYSTEM WITH MARKET SHARE (CONT)
Following are the Operating System examples with the latest Market Share

8. TYPES OF OPERATING SYSTEM

9. TYPES OF OPERATING SYSTEM (CONT)
Following are the popular types of OS (Operating System):
• Batch Operating System
• Multitasking/Time Sharing OS
• Multiprocessing OS
• Real Time OS
• Distributed OS
• Network OS
• Mobile OS

10. TYPES OF OPERATING SYSTEM (CONT)
• Batch Operating System - Some computer processes are very lengthy and time-
consuming. To speed the same process, a job with a similar type of needs are batched
together and run as a group.
• Multi-Tasking/Time-sharing Operating systems - enables people located at a
different terminal(shell) to use a single computer system at the same time. The
processor time (CPU) which is shared among multiple users is termed as time
sharing.
• Real time OS - interval to process and respond to inputs is very small.
- Military Software Systems
- Space Software Systems

11. TYPES OF OPERATING SYSTEM (CONT)
• Distributed Operating System - Distributed systems use many processors located
in different machines to provide very fast computation to its users.
• Network Operating System - Network Operating System runs on a server. It
provides the capability to serve to manage data, user, groups, security, application,
and other networking functions.
• Mobile OS - Mobile operating systems are those OS which is especially that are
designed to power smartphones, tablets, and wearables devices.
Some most famous mobile operating systems are Android and iOS, but others include
BlackBerry and watchOS.

12. THE END