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1                        A Computer System
















                        Chapter Profile

                            Hardware                                            Software
                            Working of a Computer                               Types of Computers







                 A computer is an electronic machine made of various devices that help you enter
                 data (input) through a keyboard or mouse, process it using the CPU, and give the
                 results (output), which can be seen on the monitor or printer.






























                     HARDWARE

                 All the physical components of a computer system are called hardware. These are

                 the parts that we can see or touch. Some of these parts are visible from the outside,
                 like the keyboard, monitor, mouse, etc. Some are located inside the CPU box, such
                 as the CPU, hard disk, etc.





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