Computer : Introduction
Computer : The word " computer " comes from the word " compute " which means to calculate something. So a computer is normally considered as a computing device which performs arithmetic operations at an enormous (very high) speed. In fact, the original objective of invention of computer was basically to create a fast calculating machine. But nowadays more than 80% of the work done by computer is of non-mathematical or non-operational nature. Thus we can say that computer is an electronic device which accepts data as input , process that data according to instructions given by user through a software program and produces some output . Full form of computer : The full form of computer is, C : Common O : Operating M : Machine P : Purposely U : Used for T : Technological and E : Educational R : Research Common Terms used in Computer Science: Data : Data are collection of raw facts which consists of basic facts and figures. The word "raw" means that fact...