1.1 Background of the Study
Today’s modern technology brought into use the computer. This technology is the application of science to gathering, recording, processing and communicating of business information by means of electronic media. The most common tool for application is the computer and it involves all the transaction processing, system, management information system, various business support system etc. The computer is a central force in the advancement of various organizations. The historical development of computer started with Hollerith punched card of 1880,Goerge Alken calculator and Charles Babbage’ creation of the difference engine.
The computer can be defined as a tool or device which is able to accept facts (data) and figure in a prescribed form, apply prescribed processes to data and supply result of the processes in a specified format as a meaningful information. There are also different types of information depending on the make or type of their functions. The revolution in technology to the computer complements or in the other hand, substitute for ten elements which are: - paper, personal memos, charts, reports, calculators, terminals letter.