IT Student

GQ.Explain the major components of computer system and given their functions. Ans. :- Components of computer system:-  A computer can process data, pictures, sound and graphics. They can solve highly complicated problems quickly and accurately.  A computer  performs basically five major computer operations or irrespective of their size and make.  These are:  (1) It accepts data or instructions by way of input, (2) It stores data,  (3) It can process data as required by the user,  (4) It gives results in the form of output, and  (5) It controls all operations inside a computer. Block Diagram of computer (A) Input Unit  Computers need to receive data and instruction in order to solve any problem. Therefore we need to input the data and instructions into the computers.   The input unit consists of one or more input devices. Keyboard is the one of the most commonly used input device.  Other commonly used input devices are the mouse, flo...

ITschoolsuraj   GQ.write note on computer system  Ans :  Computer System Computer is an electronic device that can be instructed to carry our sequences of arithmetic or logical operations . automatically via computer programming Modern computers have the ability to follow generalized sets of operations, called programs. These programs enable computers to perform an extremely wide range of tasks.  Computers are used as control systems for a wide variety of industrial and consumer devices.   Early computers were only conceived as calculating devices.  Since ancient times, simple manual devices like the abacus helps people in doing calculations.  Early in the Industrial Revolution, some mechanical devices were built to automate long tedious tasks, such as guiding patterns for looms.  More sophisticated electrical machines did specialized analog calculations in the early 20th century.  The first digital electronic calculating machines were d...