Class- 3 | Computer Technology | Chapter – 1 | Introduction to Computer

Class- 3 | Computer Technology | Chapter – 1 | Introduction to Computer

Exercise Solutions | By: - Ashok Sir

 

A.Oral Questions

          1. On which cycle, computer’s working based?

          Ans: Computer’s working based on IPO (Input-Process-Output) Cycle.

2.    Who founded IBM Company?

Ans: Charles Flint.

3.    Does computer have memory?

Ans: Yes Computer have memory.

4.    What is data?

Ans: Data is raw facts means meaningless.

 

E. Give Answer in one word for the followings:

1. A Computer works on this principle.

Ans: IPO (Input-Process-Output)

 2. These are also knows as personal computers.

 Ans: Micro Computers

3. An example of Microcomputers.

Ans: Desktop Computer.

4. These are used in Organizations.

Ans: Mainframe.

5. These are used for weather forecasting.

Ans: Super computers.

6. These are used in scoreboards in matches.

Ans: Digital computers.

 

F. Complete the missing letters:

1. SUPERCOMPUTER              2. PROCESSING          3.MICROCOMPUTER 

4. LAPTOP                               5. MINICOMPUTER

 

 

G. Answer the following questions:

1. What is the Input-Process-Output cycle?

Ans: In IPO Cycle, Data is entered by Input device, Process done by CPU, and Processed data display by output device.

2. Distinguish between Analog and Digital Computers.

Ans: Analog computers are faster than Digital Computers.

Analog computers used in Hospitals while Digital computers used in scoreboards.

3. Write the two features of Supercomputers.

Ans: 1) Very faster.  2) Real time work.

4. Write any two features of Minicomputers.

Ans: 1) Faster                        2) Large storage capacity

5. What are mainframe Computers?

Ans: Mainframe Computers are big size and used for business ans scientific research purposes.