The basic parts of a computer are as follows input unit devices like keyboard and mouse that are used to input data and instructions to the computer are called input unit output unit devices like printer and visual display unit that are used to provide information to the user in desired format are called output unit. Computer fundamentals tutorial computer is an advanced electronic device that takes raw data as an input from the user and processes it under the control of a set of instructions called program produces a result output and saves it for future use. Introduction a computer system depends on three main components to function hardware software and people the equipment that makes a computer system runs called hardware the software comprises a set of instructions that instructs the hardware what to do the use of computers
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