MIS Chapter 4 - MIS Chapter 4 Hardware and Software What Do...

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MIS Chapter 4 Hardware and Software What Do Business Professionals Need to Know About Computer Hardware? Basic Components IOPS Input Output Processing Storage Hardware: electronic components and related gadgetry that input, process, output, and store data according to instructions encoded in computer programs or software. Input Hardware : keyboard, mouse, document scanners, barcode scanners, microphones Central Processing Unit: selects instructions, processes them, performs arithmetic and logical comparisons, stores results of operations in memory. Dual-Processor: computer with two Central Processing Units Quad-Processor: 4 CPUs Main Memory: circuitry for storing data and instructions that are acted upon by the CPU. CPU stores results of computations in main memory RAM: Random Access Memory (refers to main memory) Special Function Cards: electronic components on thin fiberglass back that can be added to the computer to augment its basic capabilities. Example- a card that provides enhanced clarity and refresh speed for a video display Output Hardware: video displays, printers, audio speakers, projectors Storage Hardware: saves data and programs. Examples- magnetic disk, CDs, DVDs Computer Data Binary Digits (Bits): A zero or a one. Used for computer data because they are easy to represent
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This note was uploaded on 10/03/2011 for the course MIS 235 taught by Professor Sunrro during the Fall '08 term at Miami University.

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MIS Chapter 4 - MIS Chapter 4 Hardware and Software What Do...

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