Download PTU MCA 2020 Dec 3rd Sem 74074 Information Security Question Paper

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MCA (2015 to 2018) (Sem.-3)

INFORMATION SECURITY

Subject Code : MCA-302

M.Code : 74074

INSTRUCTIONS TO CANDIDATES :

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1. SECTIONS-A, B, C & D contains TWO questions each carrying TEN marks each and students has to attempt any ONE question from each SECTION.
2. SECTION-E is COMPULSORY consisting of TEN questions carrying TWENTY marks in all.

SECTION-A

1. Discuss some computer security threats and how they can be prevented?
2. What is message authentication in cryptography? How hash functions are used in message authentication?

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SECTION-B

3. Discuss advantages and disadvantages of token based authentication system?
4. Explain the need for database security? What are database access controls in dbms?

SECTION-C

5. What are the type of malicious software? How they harm the network system?

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6. What are software related security issues? Write the steps to handle security issues?

SECTION-D

7. Explain the common criteria for Information technology security evaluation?
8. What is security risk assessment and how it works?

SECTION-E

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9. Discuss the importance of digital signatures?
10. Write in short about Iris Biometric system?
11. Define relational databases?
12. What is social engineering attack?
13. Give example of flooding attack?

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14. What is safe programming coding?
15. Discuss Keylogger system?
16. Write a short note on windows security?
17. What are trusted systems?
18. What are worms in Information Security?

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NOTE : Disclosure of Identity by writing Mobile No. or Marking of passing request on any paper of Answer Sheet will lead to UMC against the Student.