7. Give the definitions to the following terms: 1. input device 7. a joystick
2. output device 8. a laser printer
3. a keyboard 9. a letter quality printer
4. a mouse 10. an ink jet printer.
5. a scanner 11. a peripheral
6. trackball
8. Answer the following questions: 1. What is the peripheral?
2. What can input units perform? Name the input units. Give them short
characteristics.
3. What can the output units perform? Name them and give them short
characteristics.
4. What can you say about keyboard layouts ?
5. How many types of printers do you know?
