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) — complete question paper · 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. Hindi translations are omitted — every question is printed in English in the original paper. Last verified: 2026-08-23.

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