Computer knowledge -

 

1. Computer works under?

Ans: Detailed step-by-step stored program

instructions. 

2. The most significant thing about computer is?

Ans: Its speed, by which it carries its operations.

3. The data processing activities involve? 

Ans: Capturing the input data, manipulating the data and managing the output results.

4. Data and instructions must enter into the  computer system. This is taken care of by?

 Ans: Input Unit.

5. The unit that supplies information and results of computations to the outside world?

Ans: Output Unit.

6. The speed of the present day computer measured in?

Ans: Pecoseconds.

7. The earliest device that qualifies as a digital computer is? 

Ans: Abacus.

8. A Storage Unit of the Computer System is also known as?

Ans: Primary Storage.

9. Nanosecond is equal to?

 Ans: 10-⁹

10. Analytical Engine belongs to which category? 

Ans: Mechanical.