Question

Lesson 1- Evolution of computers
1. Fill in the blanks with suitable words.
(i) Abacus is used for doing_____calculations.
(ii)________is a mechanical calculator that only perform additions
and subtraction.
(111) Fourth Generation computer works on________
(iv)________was the first General Purpose Computer
(v)________overlays virtual objects on the real-world environment.​

Answer 1

Answer:

1.Simple

2.Digital

3.Electricity

4.Babage

5.CPU