Computer note for kids

 unit-2 Learning the computer

1. What is a computer?

= A computer is an electronic machine that takes input, processes the input, and gives us meaningful information.

2. Who is called a computer programmer?

= A person who develops a program is called a computer programmer.

3.Write the advantages of the computer.

= The advantages of the computer are

a. it can work at very high speed.

b. it does not make any mistake.

c. it can perform several tasks.

d. it can store a large amount of data and information.

e.it can work continuously for a long time without taking any rest.

4. Write the disadvantages of the computer.

= The disadvantages of the computer are

a. it has no feeling.

b. it depends upon electricity.

c. it is unable to correct wrong input.

d. it can not take the decision itself.

e. it is an expensive machine so everyone cannot afford it.

f. it requires a trained person to a handle.

g. it has no learning power.

5. Name any three units of a computer.

= The three units of the computer are the input unit, process unit, and output unit.

6. Write the characteristics of the computer.

= The characteristics of the computer are

a. Automatic

b. Diligent

c. High-speed

d. Versatile

e. Accuracy

f. High storage capacity

g. communication

7.What are the speed measurement units of the computer?

=The speed measurement units of the computer are Milliseconds, Microseconds, Nanoseconds, Picoseconds, and Femto seconds.

8. Write down the storage measurement units of a computer.

= The storage measurement units of the computer are kilobytes, Megabytes, Gigabytes, Terabytes, Petabytes, etc.