1. INFORMATION PROCESSING CYCLE

2. What is a computer? A computer is a machine that receives data and processes that data in some way to produce information. A computer is an electronic device that accepts data, performs computations, and makes logical decisions according to the data it is given, to produce information in a form that is meaningful to humans.

3. How does a computer process information?

4. Definition of Input Definition of Output Definition of Processing

5. INPUT DEVICES (p.450) Keyboard Mouse Joystick Graphics Tablet Touch Display Speech Recognition Device Scanners Sound Board Digital Camera New Technology

6. Output Devices (p.451) Monitor – CRT and LCD Printers –Laser –Ink Jet Plotter Microfilm Synthesizers Robots

7. Hardware on the Outside http://parenting.kaboose.com/education- and-learning/learning- resources/comp_les1.html http://parenting.kaboose.com/education- and-learning/learning- resources/comp_les1.html

8. Processing Devices (p. 452) CPU – Stores data and programs, executes program instructions and performs operations (THE BRAIN) Motherboard –Tells EVERYBODY what to do Memory (short-term and long-term) –ROM (Read Only Memory) – permanent/unchanging –RAM (Random Access Memory) – can be added to

9. Hardware on the Inside http://resources.kaboose.com/brain/comp- les2.html http://resources.kaboose.com/brain/comp- les2.html

10. STORAGE DEVICES (p. 453-455) Hard Drive Diskette (Floppy) Drive CD DVD Can you name others? SIM Card USB Drive Camera Card http://resources.kaboose.com/brain/comp_les4.html

11. PROCESSING CYCLE RETRIEVE INSTRUCTION DECODE INSTRUCTION EXECUTE INSTRUCTION STORE RESULT