Computers are now the best friends of man. This magical technologically advanced device provides us with the facilities that would otherwise have been possible only in our dreams.

Computers come in two forms: desktop and laptop / notebook. The second type is a stylish, compact and smooth form of the first type. It is also known as notebook computer or laptop easily known. It is regarded as a small mobile computer. His weight is something around 1-6 kg (2-18 kg)the size varies depending on the material and other factors. They are also in various beautiful colors.

Apart from being stylish and smooth, it is also portable as it is much smaller than a desktop. Unlike common desktop PC as a notebook does not operate on a single main battery and with the help of an external AC / DC adapter that supports charging of the battery along with sourcing power, the computer itself.

Both a desktop and a laptop the same tasksfor personal computers. They have all the components of a desktop in a miniature format (the components of modem, CD-ROM drive, speakers, etc.) and are optimized for mobile use. They have efficient power facilities. Next were higher than desktops, laptops cheap, but now they are almost as cheap.

Most notebook computers have liquid crystal display and use different memory modules for the RAM (Random Access Memory) determined. Contrasting desktopsLaptops use an integrated keyboard, touch pad, or a pointer, though an external keyboard and mouse can also be combined.

In this stylized polished and portable computers were introduced, was the world's first commercial portable hand-held computers known as the Osborne 1, in the year 1981, the use of CP / M operating system made. In contrast to today's laptop, it was a bit hard with a small monitor. Nevertheless, debatably the first true laptop was known that Grid Compassintentional by Bill Moggridge in the years 1979-1980, which was launched in 1982 to life. It was the plasma display and storage bubble. In 1983 Compaq Compaq introduced its first portable, and finally with the improvement in technology came forward with their other products which we are familiar with our laptops in its current form provided.

However, laptops also have certain disadvantages:

Laptops are much more complex than desktop PCs and other electronics, as some parts maylead to some difficulties in the replacement or repair feature.

Compatibility is another issue here. In many cases, have seen that does not produce interchangeable most of the internal parts of notebook manufacturers to other manufacturers and it is because the manufacturers want the customer to buy the same component manufacturers for their laptops.

Extensibility of laptops is very much limited in terms of both technical and economic reasons.

In addition, it has alsodetermined by studies that laptops can be harmful and detrimental to health. It is said that to increase the temperature of the testes, possibly by sperm count at risk.

Laptops also have advantages: Notebooks are versatile and comfortable, they are clear and high-tech digital monitor, they are stylish and trendy, laptops are easy to hold, because they don `t much room, because unlike many of its desktop components arebuilt-in.

Below are some of the best known brands and manufacturers of a notebook: Acer Aspire, Apple MacBook, Compaq Presario, Lenovo-IBM ThinkPad Tougkbook Panasonic, Sony VAIO, Toshiba Dynabook, Hewlett-Packeard HP Compaq, LG, Hyundai, HCL, BenQ, Falcon Northwest, and many others.

Below are some of the categories or subtypes of notebook computers: UMPC (Ultra Mobile PC `S), Ultra Portable, small and light, mainstream, desktop replacement number of computersTablets (like slate) dominated.

Available With so many varieties of notebooks on the market is certainly the users are spoiled or choice!

This article can be accessed from page www.polomercantil.com.br notebook.php
Roberto Sedycias works as IT consultant for www.PoloMercantil.com.br

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Tags: (Features, Capabilities, Notebook