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LAPTOP… A Revolutionary Gadget - PowerPoint PPT Presentation


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LAPTOP… A Revolutionary Gadget. History.

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Presentation Transcript
history
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
Classification
  • Laptops are divided into five classes-:
  • Desktop Replacement
  • Subnotebook
  • Net book/ Note Book
  • Rugged Laptop
  • Tablet Laptop
advantages
Advantages
  • It is portable which means you can carry it anytime and anywhere you want.
  • It is light weight and small in size.
  • All it’s 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
Disadvantages

The price is higher than PC’s 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
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
Pictures of the coolest
  • Made By – Rohan Kapoor

Grd-9H