OPERATING SYSTEM

OPERATING SYSTEM

1. Is the most important software that acts as an interface between computer hardware components and the user. It is used to run other programs

2. EXAMPLES:

3. TYPES

   • Batch OS
   • Time sharing / multitasking OS
   • Multiprocessing OS
   • Real Time OS
   • Distributed OS
   • Network OS
   • Mobile OS

4. FUNCTIONS OF O.S.

5. CHARACTERISTICS OF O.S.

6. ADVANTAGES OF USING O.S.

   • Allows you to hide details of hardware by creating an abstraction
   • Easy to use with a GUI
   • Offers an environment in which a user may execute programs/applications
   • The operating system must make sure that the computer system convenient to use
   • Operating System acts as an intermediary among applications and the hardware components
   • It provides the computer system resources with easy to use format
   • Acts as an intermediator between all hardware's and software's of the system

7. DISADVANTAGES OF USING O.S.

   • If any issue occurs in OS, you may lose all the contents which have been stored in your system
     • Operating system's software is quite expensive for small size organization which adds burden on them. Example Windows
       • It is never entirely secure as a threat can occur at any time

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