Download JNTUH MCA 4th Sem R15 2018 June-July 824AE Information Security Question Paper

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Code No: 824AE

JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

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MCA IV Semester Examinations, June/July - 2018

INFORMATION SECURITY

Time: 3hrs

Max.Marks:75

Note: This question paper contains two parts A and B.

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Part A is compulsory which carries 25 marks. Answer all questions in Part A. Part B consists of 5 Units. Answer any one full question from each unit. Each question carries 10 marks and may have a, b, c as sub questions.

PART - A 5 x 5 Marks =25

1. What are the characteristics of Information?
2. Define Stream Ciphers.
3. What do you mean Biometric Authentication?

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4. What is IP Security?
5. Define Firewall.

PART -B 5 x 10 Marks =50

1. Explain in detail about Steganography. [10]
   OR
   

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   Describe the need for Security. [10]
2. Discuss the AES Algorithm. [10]
   OR
   Explain Diffie-Hellman key exchange algorithm with an example. Also explain Diffie-Hellman key exchange. [10]
3. Write in detail about Knapsack Algorithm. [10]
   

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   OR
   What is Message Digest? Explain HMAC algorithm. [10]
4. How Does S/MIME Work? Explain in detail. [10]
   OR
   Write a note on IP Security protocols for security. [10]

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5. Explain in detail about Secure Electronic Transaction (SET). [10]
   OR
   What are different services provided by the SSL Record Protocol? [10]

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