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Development

Computer-Studies

HISTORICAL DEVELOPMENT OF COMPUTERS

Early counting devices: Early people developed certain kinds of counting device. As man advanced the counting also become more and more complex.   (a) ABACUS: This is the earliest counting device. It was invented 2000 years before it has two section, heaven and earth. An Abacus is a manual aid to calculating that consist of beads that can be moved up and down on a series of sticks or strings within a usually wooden frame. The abacus itself doesn’t calculate it’s simply a device for helping a human being to calculate by remembering what has been created.   (b) SLIDE RULE: A rile with a sliding central strip, marked with logarithmic scales and used for making rapid calculations, especially multiplication and division. The slide rule is used primarily for multiplication and division, and also for functions such as roots, logarithms and trigonometry, but is not normally used for addition or… Read More »HISTORICAL DEVELOPMENT OF COMPUTERS

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