COMPUTER

Computer is an electronic device which is helpful in our daily works it helps to do the work so fastly and easily. Computer has two device input and output device. Under input device keyboards, mouse, scanners, digital cameras and joysticks are categorized and under the output device monitor, printer, speaker and projector are categorized.

Computer has its own features it can be used for the different purposes for the entertainment, for the official works, for the communication. Computers are of two types portable and non-portable. Portable device means laptop and non-portable means desktop. Laptop is highly expensive as compared with the desktop computers. Computer has played the important role in the life of human beings. Without it our time will be loss and to do the one work it consumes lots of the time so due to the lack computers we cannot do our work fast so it plays the vital role in the life of human beings. A computer makes our life luxurious. We can learn many things from it and increase our knowledge. Human beings memory power is limited but the memory power of it is unlimited we can store many things in it.It helps to protect our files and documents in a systematic way. So the computer is widely used all over the world.