78 identify input and output devices
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Input and output devices allow interaction between users and computers. Key input devices include keyboards for typing, mice for pointing and selecting, and touchscreens for touch-based input. Key output devices include monitors for visual output, printers for printed output, and speakers for audio output. The document then provides details on the functions of keyboards, mice, monitors, printers, modems, scanners, speakers, digital cameras, and other input/output devices.
78 identify input and output devices
- 1. Input Devices/Output Devices Identify input devices/output devices or the peripherals Give the important function of each input device Prepared by: PAUL C. GONZALES Teacher I ESCES
- 2. An input device / output device •is any peripheral or piece of hardware attached to a computer. •It is a device connected to and controlled by a microprocessor, but not necessarily a part of the basic computer system. Keyboard Mouse Monitor Speaker Printer Scanner Modem Digital Camera Monitor Filter Digitizers Touch Panels Light pens
- 3. Keyboard: Is a way to input letters or numbers into the different applications or programs. Back
- 4. Mouse: A mouse functions as a pointing device by detecting two-dimensional motion relative to its supporting surface. Used to translate the motion of your hands into signals that the computer can use. Back
- 5. Monitor: Is a visual display device to present output information in the form of text, graphics, or video on the screen. Back
- 6. Printer: It is designed to print letters, numbers, symbols or anything you typed in the keyboard. It can also produce pictures and images. Back
- 7. Modem: It is use to connect to the Internet.The Internet provides the user information about various subjects such as business, education, science and technology, arts, current events, weather and many others. Back
- 8. Scanner: This is a peripheral that reads or inputs artwork, photograph or any piece of document and stores it as file. Back
- 9. Speaker: The speaker serves the computer user in two ways. One is for utilitarian, such as to allow a user to watch movies or listen to music on the computer.Another is to make computers more fun and less frightening. Back
- 10. Digital Camera: It allows you to develop your pictures in the comfort of your home just by attaching it to your computer. Back
- 11. Monitor Filter: This is used to reduce the radiation that the user receives each time he operates the computer. Back
- 12. Digitizer: is a device for drawing, painting or interactively selecting coordinate positions on an object. Graphics tablet is a type of digitizer. It is used to i/p 2d coordinates by activating a hand cursor or stylus at selected positions on a flat surface. . Back
- 13. Touch Panels: allow you to use your finger to touch the screen and choose objects. A special computer monitor or a monitor fitted with special hardware is necessary to provide touch screen capabilities. . Back
- 14. Light Pens: This is used to reduce the radiation that the user receives each time he operates the computer. Back Next
- 15. • When do we use input devices or the peripherals? • What should you do if you are not very familiar yet about input devices? Quiz
- 16. How well did you learn? Click Me!