1. Data Encryption are done on of OSI model.

2. NIC stands for

3. An assembler is dependent.

4. IDPS stands for

5. The 4 byte IP address consists of

network address

host address

both and

none of the mentioned

6. The network layer protocol of internet is

ethernet

internet protocol

hypertext transfer protocol

none of the above

7. Multidestination routing

is same as broadcast routing

contains the list of all destinations

data is not sent by packets

none of the above

8. Security weaknesses can always be entirely eliminated

True

False

9. Account expiration is the same as password expiration

True

False

10. By default, a digital signature provides encryption for a message:

True

False

11. What is Virus and what are its symptoms

12. Explain the concept of Encryption.

13. Explain Operation System.

14. Explain Brute-force computation.

15. What do you mean by cryptography?

16. What is Network Security and why is it important?

17. Explain cryptography and overview of 55L Handshake.

18. What are the two methods for computing passwords?

19. What is Malware? What kind of precautions can we use to overcome the virus problem?

20. What is cryptanalysis? Explain in brief differential and linear cryptanalysis.

21. Write short notes on the following:

Hacktivism

Cyber crime investigation

File Servers

SMI and MBI

Logic Bomb