Definition It is called a Laptop because it can fit on someone’s lap. A laptop is a small, portable and a battery or AC powered personal computer , generally smaller than a briefcase, less than 3 inches thick and weight less than 5 pounds. Laptops have a thin LCD or LED computer screen, an alphanumeric keyboard on the inside of the lower lid and a touch pad. A regular mouse can be attached through a serial port. A laptop is also called a notebook by manufacturers, that can easily be transported and conveniently used in aeroplanes, libraries, offices and at the meetings. A laptop works with an AC cord plugged, which is used to charge the battery. IBM, Apple, Compaq, Dell and Toshiba are among the best known makers of laptop computers. Laptop computers mostly cost more than desktop computers with the same functions because they are more difficult to design and manufacture. What can laptops do? You can do everything with laptops, such a...