Brain of the computer

It supplies power source to the system unit.

Connects Hard Disk to the Motherboard

A battery that maintains the time, date, hard disk and other configuration settings

connects a computer to a network.

Is an expansion card which generates a feed of output images to a display device Frequently,

Is any fan inside, or attached to, a computer case used for active cooling

is a device that incorporates a fan or another mechanism to reduce the temperature of a CPU.

also known as a computer chassis.

is an internal expansion card that provides input and output of audio signals to and from a computer under control of computer programs.

40-conductor cables were the first of the two cable types to be introduced that connects Hard Disk to motherboard.