Categories of Computer Hardware

1. CATEGORIES OF COMPUTER
HARDWARE
Prepared by: Jm Ramos

2. CENTRAL PROCESSING UNIT (CPU)
• Motherboard
• Power supply
• Case fan, power cable and SATA cable
• LAN card
• Graphics/video/sound card
• Hard Disk Drive
• Optical Drive or CD/ DVD- ROM drive
• Ports and wires

3. STORAGE DEVICES
• Use to store data
– Hard Drive

4. STORAGE DEVICES
• Use to store data
– Compact Disk Read Only Memory (CD-
ROM)

5. STORAGE DEVICES
• Use to store data
– Digital Versatile Disc (DVD)

6. STORAGE DEVICES
• Use to store data
– Flash Drive

7. STORAGE DEVICES
• Use to store data
– Read Only Memory
– Random Access Memory

8. INPUT DEVICES

9. INPUT DEVICES
• Common input devices are the mouse
and keyboard
• Allow people to interact with a computer

10. INPUT DEVICES
• Mouse
– Pointing device that you can use to
choose programs and to open files

11. INPUT DEVICES
• Keyboard
– Modeled from the keys of a typewriter

12. INPUT DEVICES
• Scanner
– Scan and copy the images, objects,
text, handwriting and converts them
as a digital image

13. INPUT DEVICES
• Graphics Input Devices
– Digital tablet allows you to create your
own images

14. INPUT DEVICES
• Web camera
– Allows one to place images into the
computer
• Game pad
– Called Joy pad or Control pad
– Handheld game controller for
computer games

15. INPUT DEVICES
• Joystick
– Pivots around so that one could move
in any direction
• Trackball
– Variation on the mouse (upside down)
• Microphone
– Connected to the computer to the
sound card via microphone port

16. OUTPUT DEVICES

17. OUPUT DEVICES
• Monitor
– Liquid Crystal Display (LCD)
– Cathode Ray Tube (CRT)

18. OUPUT DEVICES
• Printer
– Dot Matrix Printer
– Laser Jet Printer
– Ink Jet Printer
– Plotter

19. OUPUT DEVICES
• Speakers
• Terminals
– Input and output devices and
communication link to the main
computer
• Voice Output
• Music Output
• Computer Graphics
• Video Graphics

20. ACTIVITY
Answer Activity 1 And 2