Information Processing Cycle
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This document discusses the key components of computer systems: input, processing, storage, and output. It lists common input devices like keyboards and mice that send data to computers. It describes processing as passing data through stages and the CPU as the component that performs operations. It defines output as any information sent from the computer via monitors, printers, or other devices. It also discusses storage devices like hard drives that hold processed data for future use.
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Information Processing Cycle
- 1. TOPIC
- 2. Mudassar Iqbal B.Ed (Honors)
- 4. Any information or data that is sent to a computer for processing is considered input. Input or user input is most often sent to the computer using an input device
- 5. Keyboard Mouse Joystick Touch Display Speech Recognition Device Scanners Digital Camera
- 6. Movement of data or material towards a known goal or end result, by passing it through a series of stages or a sequence of actions.
- 7. CPU – Stores data and programs, executes program instructions and performs operations (THE BRAIN) Motherboard Tells EVERYBODY what to do
- 8. Any information that has been processed by and sent out from a computer or similar device is considered output. A simple example of output is anything you view on your computer monitor.
- 9. Monitor – CRT and LCD Printers Laser Ink Jet Plotter Microfilm Speakers
- 10. After processing the data, computer can also the data into an storage device for future use.
- 11. Hard Drive Diskette (Floppy) Drive CD DVD SIM Card USB Drive Camera Card Memory (short- term and long- term) ROM (Read Only Memory) – permanent/unchang ing RAM (Random Access Memory) .
- 12. RETRIEVE INSTRUCTION DECODE INSTRUCTION EXECUTE INSTRUCTION STORE RESULT
- 13. THANK YOU