The desktop computer is very convenient games, entertainment, work, but you can’t take it to work or leisure, for this there are laptops, tablets and smartphones. Each device has its pros and cons, depending on their purpose. They click and the system gives them a lot of useful information. They update different files, download games and documents. They stay with us at home, at work, on the road, on vacation. Now almost every family member has his own electronic friend: a desktop computer, laptop, tablet, smartphone. There came a time when the computer and other gadgets became available to everyone.
