A laptop computer is also known as notebook computer or notebook. Laptop computer is a small portable mobile computer which typically weighs 1.5 kg to 6 kg. many older laptops weigh more.
Laptops
generally run on a single main battery while a person is moving and is using
it. It also runs on AC/DC power when a user stationary.
Laptops contain components
that are similar to their desktop counterparts and perform the same functions,
but are miniaturized and optimized for mobile use and efficient power
consumption, although typically less powerful for the same price. Laptops
usually have liquid crystal displays and most of them use different memory
modules for their random access memory (RAM), for instance, SO-DIMM in spite of
the larger DIMMs. In addition to a built-in keyboard, they may utilize a touch pad or a pointing stick for input, though an external keyboard or mouse
can be attached
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