computer parts-ict_css_9

The main part of a microcomputer, sometimes called the chassis. It includes the following parts: Motherboard, Microprocessor, Memory Chips, Buses, Ports, Expansion Slots and Cards.

• Motherboard

• Mouse

• System Unit

• CPU

The main circuit board of a computer. It contains all the circuits and components that run the computer.

• Motherboard

• CPU

• Optical Drive

• RAM

The processor is the main “brain” or “heart” of a computer system. It performs all of the instructions and calculations that are needed and manages the flow of information through a computer.

• RAM

• Adapter

• CPU

• Power Supply

It is the computer's working storage space that holds data, instructions for processing and processed data (information) waiting to be sent to secondary storage.

• Expansion Bus

• CPU

• HDD

• Primary storage

Installed in the back corner of the PC case, next to the motherboard. It converts 120vac (standard house power) into DC voltages that are used by other components in the PC.

• Hard Disk Drive (HDD)

• Power Supply Unit (PSU)

• Optical Drive

• Adapters

A magnetic storage device that is installed inside the computer and used as permanent storage for data.

• Optical Drive

• Power Supply Unit (PSU

• CPU (Central Processing Unit)

• Hard Disk Drive (HDD)

A storage device that uses lasers to read data on the optical media.

• Optical Drive

• Hard Disk Drive (HDD)

• Primary storage

• System Unit

Is non-volatile, meaning it holds data even when the power is ON or OFF.

• RAM

• ROM

• CPU

• PSU