2. The fact that electronic computers are now used for data processing has led the general public to believe that is a mysterious, complicated science and that the computers are giant brains. Both of these ideas are faise. A computer is basically just a high-speed adding machine that performs the functions it i told to. If the input data are varied even a little, the computer is unable to operate until it is programmed to accept the variations. The business operations it performs are impressive only because of the extremely