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Dr. Panjabrao deshmukh poly.Amt.
Seminar on History of laptops
Presented by :-1.Devyani B. Vaidya.2. Anushka P. Pusatkar.
Guided By:-Prof. R.H. Rathod.
Contents:-Introduction.
History of laptops .
Advantages .
Disadvantages .
Conclusion.
Refrences.
Introduction:-A small, portable computer small enough that it can sit on your lap. Nowadays, a computer laptop is more frequently called a notebook computer though technically laptops are somewhat larger in size than notebooks in both thickness and weight.
History of laptops:- The Dynabook :. The idea for the Dynabook began as early as the 1960 . The first laptop was known as the Dynabook. It was invented in 1968 by Alan Kay .
The GRiD Compass :Bill Moggridge began its design in 1979 and finally released it in 1982. Pictures and features of the first non-clamshell laptops- the GRiD Compass are illustrated on this page.
Osborne 1 : In 1981, the Osborne Computer Corporation invented the first commercial portable computer. The name of this portable computer was Osborne 1.
Bondwell 2 : Bondwell 2 was produced in 1985. It used a Z-80 CPU running at 4 MHz, had 64 K RAM and, unusual for a CP/M machine, a 3.5" floppy disk drive built in.
CONT….
Advantages of laptops….!Battery Life.Portability.Power.Weight.Flexibility.
Disadvantages of laptops:-UpgradeabilityWristsNeck, spinal
Conclusion:-Buying a laptop for travel is a lot different than buying one for general use. Traits that normally would not matter, like the laptop’s weight and the size of its power adapter, become extremely important.
Refrences:-www.msn.comwww.wikipedia.comwww.askme.comwww.cosy.comwww.google.com
ANY QUESTIONS ..??
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