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LAPTOP A Revolutionary Gadget History As the personal computer became feasible in the early 1970s, the idea of a portable personal computer followed. A "personal, portable information manipulator" was imagined by Alan Kay at Xerox PARC in 1968, and described in his 1972 paper as the "Dynabook".

Classification Laptops are divided into five classes-:

Desktop Replacement

Subnotebook

Net book/ Note Book

Rugged Laptop

Tablet Laptop

Advantages It is portable which means you can carry it anytime and anywhere you want. It is light weight and small in size. All its components are in one piece. Wi-Fi in laptops can work almost anywhere in the world. A laptop is meant for personal use which means all your secret data is only accessible by the owner. A laptop takes up much less space than a desktop. A laptop uses much less battery than a desktop. It has a long battery life. It only requires a charger to charge. It does not produce as much heat or sound as much as a desktop does.Disadvantages The price is higher than PCs even after similar level of performances. It has been proven, that the keyboards in a laptop cause serious wrist injuries. Also the posture while using a laptop leads to spine or neck injuries. The upgrading of a laptop can be only done up to some extend which is not good enough now days. Barely three or four external devices can be attached to a laptop. A university in New York has discovered that laptops effect the reproductive system in males. The laptops are at a higher risk of being stolen because of being so precious and useful. The laptops tend to break more easily due to their fragileness.

Latest tech Now a days Apple Mac book is very popular amongst teenagers as well as adults.

Now Sony is about to release the Vaio Z series which can work like a desktop or if the user wishes, he can operate it like a laptop.

Pictures of the coolest Made By Rohan Kapoor Grd-9H