Computer is a collection of several components working together. Some of these components are essential, others add more performance. Adding extra parts expands the variety of task we can accomplish with computer.
Computer is made up of the following parts CPU and Peripherals. Software is the program that runs on hardware. It is classified into Application software and System Software. System Software has set of programs which control and co-ordinate the entire computer system. Application software is used to perform particular task.
The CPU Controls and executes all our computer operations. It ensures that the correct character is displayed on the monitor when you press a key on the keyboard. Cables from the CPU are connected to Keyboard, Monitor, Mouse, Printer etc. The brain behind all processes of the computer is contained within the system unit. Inside the system unit there are so many components available.
All the electronic components in a PC are mounted on a Printed Circuit Board (PCB), called the motherboard. Thin lines of metal on the surface of the fiberglass connect pins from one component to another, forming the computer`s electronic circuits. The Microprocessor, or Central Processing Unit (CPU), is the computer`s (more…)