Nov 10, 2012

COMPUTER SYSTEM

COMPUTER SYSTEM=Computer system is divided into two parts --
A>HARDWARE SYSTEM                  B>SOFTWARE SYSTEM



A>HARDWARE SYSTEM=All the body parts of a computer is known as its hardware.

Example- Mouse, Keyboard, Monitor, Scanner, Motherboard, SMPS etc.

B>SOFTWARE SYSTEM=Computer hardware cannot perform anything by itself.They need some instructions on works any process.These instructions are written in step by step manner with a special type of language.So that computer can understand and built up in a form of a program.When some programs are grafted together they formed up a software to perform any job.

Example- MS Word, MS Paint, Operating System, Compiler, Adobe Photoshop etc.


Computer system




             Software is of two types ---

1>APPLICATION SOFTWARE                       2>SYSTEM SOFTWARE


1>APPLICATION SOFTWARE=This software is used to run only a particular type of application.

Example- Notepad, MS Excel, Adobe Photoshop, MS Word, Payroll Software, Income Tax Software, Railway Reservation Software etc.

SOME FEATURES OF APPLICATION SOFTWARE

1.Slow in speed.
2.More interactive.
3.It's easy to design.
4.It's close to the user.
5.Written in a high-level language.
6.Easy to understand.
7.Easy to manipulate and use.
8.Bigger in size and requires large storage space.


2>SYSTEM SOFTWARE=This software is used to run the system operations on a computer system.

Example- Operating System, Driver, Compiler etc.

SOME FEATURES OF SYSTEM SOFTWARE

1.Fast in speed.
2.Difficult to design.
3.Close to the system.
4.Difficult to understand.
5.Less interactive.
6.Smaller in size.
7.Difficult to manipulate.
8.Written in a low-level language.


a>OPERATING SYSTEM=This system software is used to operate the system operation and perform a different system task.


        Types of operating system-----

*Text-based operating system.
*Graphical-base operating system.

b>DRIVER=This system software is used to install any new device on a computer system.
Example- TV Tuner Driver, VGA Driver, Sound Driver etc.

C>COMPILER=Use to convert or translate any program written in the high-level language to machine understandable language.

1 comments:

Post a Comment

Share

Twitter Facebook Digg Stumbleupon Favorites More