Page 17 - TP_Ai_Class_2
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Reboot
Guess my name:
1. You can keep me on your lap …................…………………….
2. I am an ancient tool for calculation …................…………………….
3. You can keep me on a desk …................…………………….
4. I am the first desktop computer …................…………………….
At a Glance
● Early people tied knots in a rope and carved marks on clay to keep the records.
● ABACUS was the first calculating device invented 3000 years ago in China.
● Charles Babbage is known as the father of computer.
● Lady Ada Lovelace was the first computer programmer.
● Desktop can be seen at various places such as homes, schools and shops.
● A laptop is smaller than a desktop computer.
● A tablet is a notebook-shaped mobile computer.
● A smartphone is a mobile phone that can be used as a computer also.
Tick ( ) the correct option.
1. Which of these was not used by the early men for counting?
a. b.
c. d.
Evolution of Computers 15

