Computer-An Introduction

Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!

1. and are output devices.

2. The big computers are shrunk into small nowadays because of the technological development.

3. The performance of laptops and tablets vary according to their

4. are used to draw, paint, play games and learn and improve the knowledge.

5. Computers convert data into

6. has designed an analogue computer.

7. developed essential commands for the mathematical operations.

8. Before computers were invented, people used a device called for calculations.

9. The computers that we use today belongs to generation.

10. First generation computers used