Pc-knowledge

                                    Need for Unicode As computers become a popular tool for doing all kinds of data processing across the world, their usage could not be limited to English language users only .Hence, people started developing computer systems that could allow interaction and processing of data in local languages of users(e. g ,'Hindi, Japanese.   Chinese, Korean, etc .) This required support of local language characters and other language specific symbols on these computer systems, ASCII or EBCDlC   did not have enough number of bits to accommodate all the characters and language-specific symbols of a local language. in addition to English alphabet characters and special characters. Hence different encoding systems were designed to cater to this requirement of different local languages. In the process, hundreds of different encoding systems came in to exist...

                                                                             BASIC COMPUTER ORGANIZATION Even though the size, shape, performance, reliability, and cost of computers have been changing over the last Several years, the basic logical structure (based on the stored program concept), as proposed by Von Neumann, has not changed. No matter what shape and size of computer we are talking about, all computer systems perform the following five basic functions for converting raw input data into useful information and presenting it to a user: 1 . Inputting. It is the process of entering data and instructions into a computer system. 2 . Storing. It is the process of saving data and instructions to make them readily availa...