Introduction to Information Technology 2080

Section A

Long Answer Questions
Attempt any TWO questions. [2 × 10 = 20]

1. Explain the reason for using hexadecimal and octal number systems in computers? Add the decimal numbers 23 and 12 using binary addition and verify the result with the help of  decimal system. [10]

2. What do you mean by network topology? Explain the features of Bus, Star, and Ring topologies. [10]

3. What is  security mechanism? List the technologies used for implementing security mechanisms. [10]

Section B

Short Answer Questions
Attempt any EIGHT questions. [8 × 5 = 40]

4. What are the key features of fourth Generation of computer? Explain. [5]

5. What are three parts of the Central Processing Unit (CPU)? Explain. [5]

6. What is a Deadlock? What are the reasons for  deadlock? [5]

7. What is Binary Encoding? Why do computers use Binary Encoding? [5]

8. Explain about Physical address and Logical address. [5]

9. Explain characteristics of a Database system in brief. [5]

10. What is  security policy? Explain. [5]

11. Explain the impacts of IT on organizations. [5]

12. Write short notes on:

• a. Importance of Networking
• b. Digital Signature