1.1.2 BASIC OPERATIONS OF COMPUTER

All the computers perform the following five basic operations:-

1. Inputting: The process of entering data and instructions into the computer system.
2. Storing: Saving data and instructions to make them readily available for initial or additional processing, as and when required.
3. Processing: Performing arithmetic operations (add, subtract, multiply, divide etc) or logical operations (comparisons like equals to, less than, greater than etc.) on data, to convert them into useful information.
4. Outputting: The process of producing useful information or results for the user, such as a printed report or visual display.
5. Controlling Directing the manner and sequence in which all of the above operations are performed. The basic computer organization remains the same for all computer systems.