Mohammed Asif KhanF.Y BMS

ROLL NO :- 07

What is a Computer?

A computer is an electronic device, which executes software programs. It consists of 2 parts-hardware and software . The computer processes input through input devices like mouse and keyboard. The computer displays output through output devices like color monitor and printer. The size of a computer varies considerably from very small to very big. The speed of computers also has a very large range. Computers have become indispensable in today’s world. Millions of people use computers all over the world.

Computer Hardware

A personal computer is made up of multiple physical components of computer hardware, upon which can be installed a system software called operating system and a multitude of software applications to perform the operator's desired functions.Though a PC comes in many different forms, a typical personal computer consists of a case or chassis in a tower shape (desktop), containing components such as a motherboard.

Computer software Computer software, or just software, is a collection of computer programs and related data that provide the instructions telling a computer what to do and how to do it. We can also say software refers to one or more computer programs and data held in the storage of the computer for some purposes.

Several uses of computers: -1) Word Processing 2) Internet 3) Banks4) Travel5) Telecommunications6)Digital video or audio composition

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