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EndsemMay 20252019 patternBE Comp

Blockchain Technology SPPU Endsem Question Paper May 2025

All 8 questions from this SPPU endsem paper, as printed. Read them here or open the PDF.

Open the PDFMost repeated Blockchain Technology questions
Subject code
410243
Pattern
2019 pattern
Exam
Endsem
Session
May 2025
Max. marks
70
Time
2½ Hours
Semester
VII
Paper code
[6404]-83

Printed for: B.E. (Computer Engineering)

Instructions to the candidates

  1. Answer Q.1 or Q.2, Q.3 or Q.4, Q.5 or Q.6 and Q.7 or Q.8.
  2. Neat diagram must be drawn whenever necessary.
  3. Figure to the right indicate full marks.
  4. Assume suitable data, if nessacary.

Questions

  1. Q1

    1. a)

      State and discuss bitcoin mining? Elaborate the functionality of miners.

      [8]
    2. b)

      Describe the features of Corda Block chain? Justify how makes it so different? Elaborate CorDapps?

      [9]

  2. Q2

    1. a)

      Give the different types of block chain. State their advantages and disadvantages.

      [8]
    2. b)

      Illustrate 5 different types of consensus algorithm with example.

      [9]

  3. Q3

    1. a)

      Enlist and discuss types of cryptocurrency “Is cryptocurrency is safe”. Justify according to your opinion.

      [9]
    2. b)

      Describe Zero coin and its successor Zero cash in details.

      [8]

  4. Q4

    1. a)

      Compare Custodial and non-custodial cryptowallets.

      [8]
    2. b)

      Define the term Hot wallet storage and Cold Wallet storage. Discuss Meta mask and its importance along with its various benefits and drawbacks. 2

      [9]

  5. Q5

    1. a)

      Enlist features of Ethereum. Compare Ethereum Mainnet, Testnet, and Private Networks.

      [9]
    2. b)

      Define smart contracts with an example of a real-world scenario which will evaluate its benefits. Discuss the role of gas in the Ethereum network and its significance in smart contract execution.

      [9]

  6. Q6

    1. a)

      List Decentralized Messaging Platform. Discuss Whisper and its purpose in the Ethereum ecosystem.

      Also asked:Nov 2024

      [9]
    2. b)

      Discuss in brief two types of smart contracts commonly used on the Ethereum platform. Elaborate the basic steps involved in deploying a smart contract on the Ethereum block chain.

      [9]

  7. Q7

    1. a)

      List the prominent block chain application. Explain in detail any one with the architecture.

      [9]
    2. b)

      Discuss in brief how cyber hack can be reduced for Digital identity using block chain.

      [9]

  8. Q8

    1. a)

      Elaborate the use of block chain technology in the government sector. Which are the different block chain based applications available/proposed for it?

      [9]
    2. b)

      Discuss the impact made by block chain with IOT and Block chain in banking. eeee

      [9]