Modem

To connect your computer to the Internet, you need a modem. A modem is a device that sends and receives computer information over a telephone line or high-speed cable. Modems are sometimes built into the system unit, but higher-speed modems are usually separate components.

PROCESSOR :- A processor is the logic circuitry that responds to and processes the basic is that drive a computer.Calibri (Body) 

MOTHERBOARD :-  The motherboard is a printed circuit that is the foundation of a computer and allows the cpu, ram and all other computer hardware components to function with each other

R.A.M:- There are two types of ram . This rams or used for desktop and laptops

1. S.D RAM

2. DDR. RAM

S.D RAM :-