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12 Cards in this Set
- Front
- Back
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COMPUTER STRUCTURE
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ALL COMPUTERS HAVE THE SAME BASIC STRUCTURE,OR ARCHITECTURE,TO ALLOW DATA TO FLOW.
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HARDWARE
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HARDWARE IS THE PHYSICAL COMPONENTS OF THE COMPUTER SYSTEM THAT CAN BE TOUCHED.EXAMPLES OF HARDWARE ARE: MONITOR KEYBOARD MOUSE HARD DISK |
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SOFTWARE
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SOFTWARE IS THE SET OF INSTRUCTIONS(CODE OR PROGRAM)THAT THE COMPUTER FOLLOWS.EXAMPLES OF SOFTWARE INCLUDE WORD PROCESSORS OPERATING SYSTEMS WEB-AUTHORING PACKAGES |
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1 HARDWARE: INPUT DEVICES |
1 FUNCTION:COMPONENTS FOR ENTERING DATA |
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HARDWARE:PROCESSOR |
2 FUNCTION:COMPONENT TAT DECIDES WHAT INSTRUCTIONS MEAN AND WHAT TO DO-THIS IS PROCESSOR. |
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3 HARDWARE:OUTPUT DEVICES |
3 FUNCTION:COMPONENTS TO SHOW THE RESULTS OF PROCESSING |
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4 HARDWARE:MAIN AND INTERNAL MEMORY |
4 FUNCTION:COMPONENTS TO STORE THE DATA BEING USED |
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5 HARDWARE:BACKING STORAGE |
5 FUNCTION:COMPONENTS TO STORE HE DATA AND/OR INSTRUCTIONS WHEN THE COMPUTER IS SWITCHED OFF. |
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THREE MAIN TYPES OF COMPUTER SYSTEM
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PERSONAL COMPUTERS(PC'S) MAINFRAME COMPUTERS SUPERCOMPUTERS |
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INPUT DEVICES
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INPUT DEVICES ALLOW USERS TO ENTER DATA SUCH AS INSTRUCTIONS INTO A COMPUTER
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OUTPUT DEVICES
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OUTPUT DEVICES SHOW THE RESULTS OF PROCESSING THE INPUT.
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SPECIALISED INPUT DEVICES
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