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Desktop computer, laptop, tablet and smartphone are called PCs. (PC stands for
Personal Computer.)
Reb t
We can see many things around us, some of them are natural and some of
them are human-made.
Computer is a machine that can do different types of work.
Machines are human-made things that save our time and make our work easier.
Computer can work very fast without making mistakes.
Computers can do a lot of work without getting tired.
Computers can calculate difficult sums quickly.
Desktop, laptop, tablet and smartphone are different types of computers.
One Touch Learn Section A (Objective)
One
A. Tick (3) the correct option.
1. Which of the following is a machine?
a. b. c.
2. Which of the following machine helps to solve sums, play games, listen to
music, etc.?
a. b. c.
3. Which of the following is a laptop?
a. b. c.
12 iPro (Ver. 4.1)-I

