Thursday 11 September 2014

My First Blog



                         YEH MERA PEHLA BLOG HAI 
       UMMEED HAI KI AAP KAU PASAND AAYGA

What is Computer Software?.

Types of Computer Software :
1- Operating System(OS)
2- Application Program
3- Utility Program.
4- Language Processing Program.

Operating System/System Software: 
It is Interface between user and Computer user. It is the soul of computer, without OS you can not anything. There are two types of OS
 1-Single User OS (MS-DOS)
 2-Multi Use OS (Windows)

Application Program:
Those program of Computer, which is used to a particular Work that is known as application program.
like:MS-office, photoshop ,Coral Draw etc.

Utility Program :
Those program of computer, which include with Operating system.
like: paint, notepad, calculator  etc.

Language Processing Program;
Those program of computer,  which is used  to make  a new program  that is known as Language Processing program.
Like: C, C#, C++ ,java, etc. 

STAN FOR OF COMPUTER

Computer Full Form.......

C-Compute, Commonly, Calculate
O-Operator, operated 
M-Machine
P- Processor. Particular
U-Used For T-Trade
E-Education 
R-Research


Computer Hardware:
 All Physical parts Of Computer That is known as Computer Hardware. OR Those Parts of Computer we can see And Touch That is called is Computer Hardware. E.g. CPU, Monitor, Keyboard etc.

Types of Computer Hardware:
1- Input Unit/Device
2- Output Unit Device
3- CPU (Central Processing Unit)
4- MSD (Mass Storage Device)

Input Unit/Device:
That Device of Computer, Which is used to in Data into the Computer that is called Input Device. E.g. Keyboard, Mouse, Scanner Light Pen, Mice Bar Code Reader etc



Output Unit /Device: 
That Device of Computer, Which is used to out Data from Computer that is called output device .e.g. Monitor, Printer, Plotter, Projector Speaker etc.

CPU (Central Processing Unit): 
It is central Device, and connects all Devices with it. It Receive Commands From input device and process it given to output Device. It is include ..
 1-ALU (Arithmetic Logical Unit)

CPU
 2-CU (Control/Central Unit)
 3-MU (Memory Unit



MSD (Mass Storage Device) :
Those Devices of Computer Which is Used to Store Data that devices is called Mass Storage Device. E.g. PD, HDD, FDD, CD, DVD, MC etc.