this ppt gives you an information about the history of computer

3. 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.

8. 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.

9. www.msn.com
www.wikipedia.com
www.askme.com
www.cosy.com
www.google.com