Central processing unit or main processor, acts like the brain of the computer and
CPU
processes input, stores data, and output results.
Part of the computer which stores the information and instructions to be processed by
Storage Unit
the CPU, computer hardware which stores information/data to process.
Typically a rectangular box containing the important parts of the computer such as the
System Unit
motherboard, CPU, RAM, and storage drives, the main part of a personal computer.
A piece of equipment used to provide data and control signals to an information
Input Device
processing system.
A piece of computer hardware that converts information or data into human
Output device
perceptible form such as text, graphics, tactile, audio, or video.
A piece of hardware designed to allow computers to communicate over a computer
Network Card
network.
A computer display screen that is sensitive to human touch allowing users to interact
Touchscreen
with the computers through touch.
An output device that displays information and data in pictorial or textual form. A
Monitor
bigger screen to display the computer's output.
A type of storage device that is used in a computer to store data and information even
Hard Drive
if there is no power to supply the device.
The main printed circuit board, main piece of circuitry that all other pieces plug into a
Motherboard
cohesive whole.
An electrical device that gives electrical power to an electrical load in a computer,
Power Supply converts electrical current from a source to the correct voltage, current, and frequency
to power the load.
A private network contained within an organization that is used to securely share
Intranet
company information among the people in the organization.
A collection of devices connected together in one physical location (local) like a
LAN
building, office, school, or home.
An external device that connects to a computer to expand its capabilities such as
BTT201 Exam Preparation
Peripheral
printers, scanners, mouses, keyboards, etc.
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