Things change quickly in the world progresses. In this modern world, people using machines to do their work. Computer is the most advanced machines that people use to do their work. This machine is used in all areas of life. Advanced techniques used in computer-aided diagnosis of dangerous diseases. Advanced manufacturing techniques are used with computers for the manufacture of products. Computers are widely used in engineering.

In the past, a machine was used to perform a single task, but now, a-na-with the help of computers several tasks at once. In modern business, computers have a special meaning. An enormous amount of time is saved as a result of multitasking. In terms of business, time is money, if you time to save money too. Because the costs of multi-enterprises fell.

What is the meaning of multitasking? This means that running multiple programs simultaneously. Since modern computers typically execute instructions several orders of magnitude faster than human perception, in May it seems that many programs running at the same time, even if only one is still executing in a given time. Multitasking May slow down a computer with several programs at once.

Many advanced computers are designed for many processors. This process is called multiprocessing. This technique is widely used in powerful computers such as supercomputers, computers and offers.