Hardware

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created 8 years ago by ortegathjhs
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updated 8 years ago by ortegathjhs
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computer tech
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1

System Unit

Case that holds and protects the computer components.

2

Input device

Any device used to input data into the computer Examples: Keyboard, Mouse, Scanner, Microphone.

3

Microprocessor or CPU (Central Processing Unit)

Brain of the computer

4

RAM

Random Access Memory-A computer's temporary memory.

5

ROM

Read Only Memory - a chip on the motherboard that holds specific instruction for the computer's operation - permanent, cannot be changed

6

Output device

Any device used to receive output from the computer. Example: monitor, printer, speakers, projector.

7

Storage device

A device used to record and store data when the computer is turned off (all disks and drives are storage devices).

8

CD/DVD

A storage device that uses optical laser technology to record data.

9

Hard Disk

A rigid, magnetic storage device kept inside the computer to hold programs and data.

10

Flash drive

A small, portable, flash storage device used for storing data. Plugs into a USB port.

11

External hard drive

A hard drive that is stored outside of the computer in its own case.

12

Video Card

Connect the computer to the monitor.

13

Sound Card

Connects the speakers and microphone to the computer.

14

Modem

connects the computer to a computer phone line for computer network purpose.

15

Network Interface Card NIC

Connects the computer to a network. The card may be internal or external.

16

Peripheral Devices

Devices connected by cable to the computer (Keyboard, printer, Camera, ect.)

17

Hardware Maintenance

Keeping your computer hardware in a good state repair.