Computers          Computer are electronic device that can receive a set of instructions, or program, and then carry out a program by performing calculations on numbered data or by compiling and correlating other forms of information. The old world of technology could not believe about the making of computers. Different types and sizes of computers find uses throughout our world in the handling of data including secret governmental files and making banking transactions to private household …showed first 75 words of 1114 total…

…showed last 75 words of 1114 total…general-purpose computer, on the other hand, contains some built-in programs (in ROM) or instructions, in a chip, but it depends on external programs to perform useful tasks. Once a computer has been programmed, it can do only as much or as little as the software controlling it at any given moment enables it to do. Software in widespread use includes a wide range of applications programs--instructions to the computer on how to perform various tasks.