A faster computer brings about faster operation and that in turn causes an economic development. History of computer in the area of technological development is being considered because it is usually the technological advancement in computers that brings about economic and social advancement. The encyclopedia Britannica (2003) defines it as вЂњthe discipline that studies the chronological record of events (as affecting a nation or people), based on a critical examination of source materials and usually presenting an explanation of their causes.вЂќ The Oxford Advanced LearnerвЂ™s Dictionary (1995) simply defines history as вЂњthe study of past events.вЂ¦вЂќ In discussing the history of computers, chronological record of events вЂ“ particularly in the area of technological development вЂ“ will be explained. A system is a group of computer components that work together as a unit to perform a common objective.

Furthermore, the Encyclopedia Britannica (2003) defines computers as вЂњthe contribution of major individuals, machines, and ideas to the development of computing.вЂќ This implies that A program is a detailed set of humanly prepared instructions that directs the computer to function in specific ways. The instructions that tell it what to do are called 'software' or вЂњprogramвЂќ. The Techencyclopedia (2003) defines computer as вЂњa general purpose machine that processes data according to a set of instructions that are stored internally either temporarily or permanently.вЂќ The computer and all equipment attached to it are called hardware. Today, the word computer refers to computing devices, whether or not they are electronic, programmable, or capable of вЂstoring and retrievingвЂ™ data. The American Heritage Dictionary (1980) gives its first computer definition as вЂњa person who computes.вЂќ The computer remained associated with human activity until about the middle of the 20th century when it became applied to вЂњa programmable electronic device that can store, retrieve, and process dataвЂќ as WebsterвЂ™s Dictionary (1980) defines it. Originating from the Latin, by the mid-17th century it meant вЂsomeone who computesвЂ™. The word вЂcomputerвЂ™ is an old word that has changed its meaning several times in the last few centuries.

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