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Grade 10
Computer
Introduction to computer hardware
COMPUTER HARDWARE
What is computer hardware?
■All physical parts of computer that can be seen and touched.
COMPUTER HARDWARE DEVICES
 Input hardware
 Output hardware
 Storage hardware
 Networking hardware
 Processing hardware
INPUT HARDWARE
What is input hardware?
►This are devices that are used to input/enter data into the computer.
Input hardware devices and their pictures:
INPUT DEVICES
 Keyboard :is the main device of a computer.
 Mouse :it allows the user to move the cursor on the display screen.
 Microphone :it enable the user to input audio into a computer.
 Webcam :is an input device that is able to capture images and video and input
them into a computer.
 Bar code reader :it is a device used for reading bar corded data.
 Joystick :It is used to move the cursor position on a monitor screen.
 Scanner :it is a device that analyze images , sprinted text , etc…
OUTPUT HARDWARE
What is output hardware?
►This is any piece of computer hardware used to communicate the results of internal
computer processing to the outside world.
Output devices and their pictures:
OUTPUT DEVICES
 Printer :is a device that accepts text and graphic output from a computer and
transfers the information to paper.
 Projector :it receives video ,picturs and text output from a computer and project it
on a large projection screen like smartboard or a flat wall.
 Monitor :it is used for visual display ,e.g video ,pictures and text.
 Speakers :it is used for voice output.
STORAGE HARDWARE
What is storage hardware?
 They are used to store ,write , read and retrieve data/information.
Storage hardware can be categorized as follows:
►Storage media:
•Removable storage medium
•Non-removable storage medium
•Primary storage media
•Secondary storage media
►Storage device
STORAGE MEDIA
What is storage media?
►Are the materials on which data are written and stored.
•Removable storage media : CD,DVD,USB flash , flopphy disk
•Non-removable storage media :Hard disk,solid-state-drive
•Primary storage media :data in these media can be erased and new data be written
again in the same media . Examples: USB flash , memory card , hard drive etc..
•Secondary storage media :data in these media can not be erased . They are used to
store data permanently. Examples : CD-ROM,DVD-ROM , floppy disk etc…
PROCESSING HARDWARE
 Are devices that manipulate data , carry out calculations, store and retrieve data.
Processing devices are :
►Data buses
►Chipset
►Central Processing Unit
►Motherboard
►Registers
ETC….
NETWORKING HARDWARE
 They are used to build or install computer network.
Networking devices are:
MY PERSONAL INFORMATION
 NAME: ’Malillo Makhetha
 Email Address : malillomakhetha90@gmail.com
 Facebook Account : https://www.facebook.com/mampe.lekhina

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Introduction to Computer Hardware.

  • 2. COMPUTER HARDWARE What is computer hardware? ■All physical parts of computer that can be seen and touched.
  • 3. COMPUTER HARDWARE DEVICES  Input hardware  Output hardware  Storage hardware  Networking hardware  Processing hardware
  • 4. INPUT HARDWARE What is input hardware? ►This are devices that are used to input/enter data into the computer. Input hardware devices and their pictures:
  • 5. INPUT DEVICES  Keyboard :is the main device of a computer.  Mouse :it allows the user to move the cursor on the display screen.  Microphone :it enable the user to input audio into a computer.  Webcam :is an input device that is able to capture images and video and input them into a computer.  Bar code reader :it is a device used for reading bar corded data.  Joystick :It is used to move the cursor position on a monitor screen.  Scanner :it is a device that analyze images , sprinted text , etc…
  • 6. OUTPUT HARDWARE What is output hardware? ►This is any piece of computer hardware used to communicate the results of internal computer processing to the outside world. Output devices and their pictures:
  • 7. OUTPUT DEVICES  Printer :is a device that accepts text and graphic output from a computer and transfers the information to paper.  Projector :it receives video ,picturs and text output from a computer and project it on a large projection screen like smartboard or a flat wall.  Monitor :it is used for visual display ,e.g video ,pictures and text.  Speakers :it is used for voice output.
  • 8. STORAGE HARDWARE What is storage hardware?  They are used to store ,write , read and retrieve data/information. Storage hardware can be categorized as follows: ►Storage media: •Removable storage medium •Non-removable storage medium •Primary storage media •Secondary storage media ►Storage device
  • 9. STORAGE MEDIA What is storage media? ►Are the materials on which data are written and stored. •Removable storage media : CD,DVD,USB flash , flopphy disk •Non-removable storage media :Hard disk,solid-state-drive •Primary storage media :data in these media can be erased and new data be written again in the same media . Examples: USB flash , memory card , hard drive etc.. •Secondary storage media :data in these media can not be erased . They are used to store data permanently. Examples : CD-ROM,DVD-ROM , floppy disk etc…
  • 10. PROCESSING HARDWARE  Are devices that manipulate data , carry out calculations, store and retrieve data. Processing devices are : ►Data buses ►Chipset ►Central Processing Unit ►Motherboard ►Registers ETC….
  • 11. NETWORKING HARDWARE  They are used to build or install computer network. Networking devices are:
  • 12. MY PERSONAL INFORMATION  NAME: ’Malillo Makhetha  Email Address : malillomakhetha90@gmail.com  Facebook Account : https://www.facebook.com/mampe.lekhina