B.TechSemester 72024-25Blockchain Architecture DesignKCS714
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Blockchain Architecture Design (KCS714) - AKTU Question Paper 2024-25

B.Tech · Semester 7 · Free PDF Download

This is the official AKTU Blockchain Architecture Design Previous Year Question Paper for B.Tech Semester 7, academic session 2024-25. Published by Dr. A.P.J. Abdul Kalam Technical University (AKTU/UPTU), Lucknow. Free PDF download — no login required.

Course:B.Tech
Semester:Semester 7
Session:2024-25
University:AKTU / UPTU

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Questions Asked in 2024-25

Blockchain Architecture Design (KCS714) — extracted question text · 100 marks · 3 Hours

Section AAttempt all questions in brief. 2 x 10 = 20
  • a
    Define cryptographic hashing. 1 K 1
  • b
    Differentiate between hashc hains and blockchains. 1 K 1
  • c
    What are the design goals of con sensus protocols in permission ed blockchains?
  • d
    How do permissioned blockchain s differ from permissionless one s in terms of consensus mechanisms?
  • e
    What are the steps involved in designing and implementing chai ncode in Hyperledger Fabric
  • f
    How does endorsement policy dete rmine the validity of transactions? 3 K 3
  • g
    Explain the use of blockchain i n the insurance industry. 4 K 4
  • h
    How can blockchain enhance the efficiency and security of the KYC process in financial systems? i. Discuss the benefits of using blockchain for intergovernmental record- keeping. j. Evaluate the security vulnerabilities in blockchain-based digi tal identity systems
Section BAttempt any three of the following: 10 x 3 = 20
  • a
    How does the concept of distributed ledgers differ from trad itional centralized databases? Discuss w ith examples how this paradigm shift impacts data integrity and accessibility
  • b
    Analyze how Proof of Elapsed Time (PoET) works as a consensu s mechanism. How does it compare to traditional mechanisms like PoW?
  • c
    Explain the decomposition of the consensus process in Hyperl edger Fabric. How does this approach enhance modularity and scalability?
  • d
    Discuss the application of blockchain in financial software for settlements. How does it address challenges such as counterpart y risk and transaction reconciliation?
  • e
    What are the implications of quantum computing on blockchain cryptography? Discuss the need fo r quantum-resistant algorithms i n government blockchain systems
Section CAttempt any one part of the following: 10 x 1 = 10
  • a
    Compare and contrast public and private blockchains in terms o f architecture, permissions, and use cases
  • b
    Discuss how privacy is mainta ined in blockchain systems whil e ensuring transparency. Provide examples of privacy-preserving techniques used in blockchain
  • a
    Discuss the scalability limi tations of blockchain consensus protocols. What innovations or techniques have been proposed to address th ese limitations?
  • b
    What are the fundamental requirements for achieving consensu s in a blockchain network? Discuss how t hese requirements ensure the network's security and reliability
  • a
    Analyze the security features of Hyperledger Fabric. How doe s its architecture ensure data confidentiality and integrity in permi ssioned networks?
  • b
    D i s c u s s t h e r o l e o f t h e F a b r ic SDK in blockchain application development. How does it simplify interactions with the blockch ain network?
  • a
    How can blockchain-based solutions improve cross-border trad e efficiency? Discuss the technical and regulatory challenges involved
  • b
    Compare the traditional and bl ockchain-based approaches to s upply chain management. Highlight the benefits and limitations of blockchain
  • a
    Discuss the role of blockchai n in public distribution systems and social welfare programs. How can it improve efficiency and reduce fraud?
  • b
    How can blockchain be used to create secure and tamper-proof digital identity systems for government applications? Discuss its advan tages over traditional systems

Question text is extracted from the official AKTU question paper PDF above. Check the original PDF for equations, diagrams and complete wording. Extracted: 2026-08-23.

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