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Blockchain Technology important questionsMost repeated in SPPU papers

These 32 questions appeared in more than one SPPU Blockchain Technology paper we have: 11 papers, from Oct 2022 to Nov 2025. The most-asked come first. Each one links to the papers it was asked in.

All Blockchain Technology papers and notes

Repeated questions

Endsem questions (23)

  1. 5×asked

    Describe the role of blockchain in financial sector.

    Nov 2025 ·May 2024 ·Nov 2023 ·May 2023 ·Nov 2022

  2. 4×asked

    Explain in detail i) Bitcoin ii) Ethereum iii) Hyperledger

    Nov 2025 ·May 2024 ·May 2023 ·Nov 2022

  3. 3×asked

    Discuss following consensus algorithms used in blockchain technology. i) Proof of work ii) Proof of activity iii) Proof of Burn iv) Proof of Stake

    Nov 2025 ·May 2024 ·Nov 2022

  4. 3×asked

    Explain role of blockchain in healthcare.

    Nov 2025 ·May 2024 ·Nov 2022

  5. 3×asked

    What is Byzantine General Problem? Explain its significance.

    Nov 2023 ·May 2023 ·Nov 2022

  6. 3×asked

    What is the significance of adaption of Blockchain in banking and financial services.

    Nov 2023 ·May 2023 ·Nov 2022

  7. 3×asked

    What is the significance of EVM( Ethereum Virtual Machine)

    Nov 2023 ·May 2023 ·Nov 2022

  8. 2×asked

    Compare and Contrast Coinbase and Binance.

    Nov 2025 ·May 2024

  9. 2×asked

    Differentiate between metmask and coinbase wallet.

    Nov 2025 ·May 2024

  10. 2×asked

    Discuss the difference between Bitcoin and Ethereum.

    Nov 2025 ·May 2024

  11. 2×asked

    Explain the Byzantine General Problem in the context of blockchain consensus.

    Nov 2025 ·May 2024

  12. 2×asked

    Explain the concept of a smart contract with an example.

    Nov 2025 ·May 2024

  13. 2×asked

    Explain the concept of Bitcoin in Blockchain Technology

    Nov 2025 ·May 2024

  14. 2×asked

    Explain the difference between a permissioned and permissionless consensus approach.

    Nov 2025 ·May 2024

  15. 2×asked

    Explain the role of IOTA in the context of the Internet of Things (IoT) 2

    Nov 2025 ·May 2024

  16. 2×asked

    How does Swarm contribute to decentralized storage in the Ethereum ecosystem?

    Nov 2025 ·May 2024

  17. 2×asked

    Identify two types of Ethereum networks and briefly explain the purpose of each.

    Nov 2025 ·May 2024

  18. 2×asked

    What is Ethereum? Explain in detail it differs from traditional cryptocurrencies.

    Nov 2025 ·May 2024

  19. 2×asked

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

    May 2025 ·Nov 2024

  20. 2×asked

    Explain any two Blockchain platforms. i) Public ii) Private iii) Consortium

    Nov 2023 ·Nov 2022

  21. 2×asked

    Explain SWARM (Decentralized storage platform) in detail.

    Nov 2023 ·Nov 2022

  22. 2×asked

    Explain Whisper( Decentralized Messaging platform)

    Nov 2023 ·Nov 2022

  23. 2×asked

    Define the purpose and types of Smart Contracts.

    May 2023 ·Nov 2022

Insem questions (9)

  1. 2×asked

    Discuss various limitations of centralized system with respect to De-centralized system.

    Aug 2025 ·Sep 2023

  2. 2×asked

    Explain the Evolution of Block chain with time line.

    Aug 2025 ·Sep 2023

  3. 2×asked

    Explain the working of SHA-256 Algorithm.

    Aug 2025 ·Sep 2023

  4. 2×asked

    List & explain features of Block chain.

    Aug 2025 ·Sep 2023

  5. 2×asked

    What is Merkle tree? Explain the structure of merkle tree.

    Aug 2025 ·Sep 2023

  6. 2×asked

    Differentiate between symmetric and asymmetric key cryptography.

    Sep 2024 ·Oct 2022

  7. 2×asked

    Explain consensus Layer in Blockchain.

    Sep 2024 ·Oct 2022

  8. 2×asked

    Explain digital signature algorithm.

    Sep 2024 ·Sep 2023

  9. 2×asked

    What is hashing? Explain role of hashing in Blockchain.

    Sep 2024 ·Oct 2022

Questions count as repeated when their wording matches closely across papers. Numericals that depend on a figure are left out, since the figure changes from paper to paper.