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Understanding Input and Output Devices in Computer Systems

Learn the basics of input/output devices in computer systems. Explore how devices like keyboards, mice, monitors, printers, and speakers help in data communication. Discover the role of processors as the brain of a computer.

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Understanding Input and Output Devices in Computer Systems

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  1. Input and Output By: Billy & Ashley

  2. What is it? • Input/output is a communication system between an information processing system, such as a computer. • Connects systems to the outside world • Input/output is the name given to the device depending on its role • INPUT: • A device that sends data into a system • OUTPUT: • A device that brings data out of a system

  3. Input: • Keyboard • Mouse • Microphone

  4. Keyboard • Data is entered into a computer through a keyboard • It contains alphabets, digits, special characters, and control keys • A “qwerty” type of keyboard contains 101/102 keys • QWERTY: a keyboard design that’s name comes from the order of the first six keys on the top left letter row of the keyboard, it’s the standard typewriter in computer keyboard.

  5. Mouse • Is a pointing device, used to draw, move, and resize the picture and words. • It has a small ball inside, when the mouse moves it rolls the ball, this moves the pointer on the screen of the monitor

  6. Microphone: • Inputs sound into a device that then stores it in a digital form • Also used for multi media presentations, mixing music

  7. Output: • Monitor • Printer • Speaker

  8. Monitor: • Shows you what the processor is doing on the screen • It displays the computers output • Takes information from the computer and presents in a way that’s understandable

  9. Printer: • Copies information that is stored on a computer and puts it onto paper • A device that produces a hard or physical copy of information

  10. Speakers • Let you hear sounds that are played on a computer • Speakers send out information, sounds are sources of information • Used to translate audio information from the computer into sounds

  11. Processor • The electronic circuity within the computer that carries out the instructions of a computer program • Is the part that is like a computer’s brain • In charge of running the computer • Without a processor, the computer cannot make sense of information given • It is usually stored in a computer case or in a hard box to protect it

  12. Works Cited: • http://www.authorstream.com/Presentation/shamaansari5621-1623792-shama-presentation2/ • https://www.unm.edu/~tbeach/terms/inputoutput.html • https://dce.kar.nic.in/new files/Chapter4-9-07.pdf • https://www.techopedia.com/definition/7650/input-output-device-io-device • http://www.cs.ucc.ie/~gavin/cs1001/Notes/chap01/ch01_7.html • http://chortle.ccsu.edu/java5/notes/chap01/ch01_8.html

  13. Any Questions

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