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Hardware and Software Requirements For an IT system
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| Submitted: Thu Jul 11 2002
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ACCESS TO HE IN COMPUTING Unit Title: IT Systems Hardware and Software Requirements For an IT system For this assignment we have to produce a report on the types of hardware and software requirements, and their purposes, for an IT system. In the context of this essay I have decided that bullet point form along with brief descriptions and graphics is the best way to present this assignment. 6 STAGE MODEL Shown above is the six-stage model, showing the processes undertaken by a computer system. Below is what each of my pictures represents: * Mouse: Input Device * The Tower: Central Processing Unit * Monitor: Output Device * Floppy Disk: Backing Store * Head: Main Memory * Telephone: Communications Devices e.g. Internet Input Devices and Techniques 'Input devices are the means whereby computers can accept data or instructions' (Heathcott P M, 2000, p 159) * Keyboard: The keyboard is the most commonly used of all input devices. It can be used for a various...
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