MCASemester 42024-25Blockchain ArchitectureKCA041

Blockchain Architecture (KCA041) - AKTU Question Paper 2024-25

MCA · Semester 4 · Free PDF Download

This is the official AKTU Blockchain Architecture Previous Year Question Paper for MCA Semester 4, academic session 2024-25. Published by Dr. A.P.J. Abdul Kalam Technical University (AKTU/UPTU), Lucknow. Free PDF download — no login required.

Course:MCA

Semester:Semester 4

Session:2024-25

University:AKTU / UPTU

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Questions Asked in 2024-25

Blockchain Architecture (KCA041) — complete question paper · 100 marks · 3 Hours

Section AAttempt all questions in brief. 2 x 10 = 20

b
What is a digital signature?
c
List any two design primitives in blockchain
d
Define consensus in the context of blockchain
e
Mention any two consensus mechanisms
f
What is PoW in blockchain?
g
What is chaincode in Hyperledger Fabric?
h
List two applications of bl ockchain in supply chain. 5 K4 i. What is Hyperledger Composer? 4 K2 j. Mention two features of blockchain for public governance

Section BAttempt any three of the following: 10 x 3 = 30

a
Explain the design primitives of blockchain architecture wit h relevant examples
b
Compare permissioned and perm issionless blockchains with use cases
c
Describe the scalability issue s in blockchain consensus protocols
d
Describe the architecture and components of Hyperledger Fabr ic
e
Explain the role of blockchain in financial software systems such as insurance and KYC

Section CAttempt any one part of the following: 10 x 1 = 10

a
Describe the evolution from d igital money to distributed ledgers
b
Explain Bitcoin basics and the use of hashchains in blockchain
a
What are the key requirements for consensus protocols? Expla in with examples
b
Describe the Proof of Work mechanism with an example from Bi tcoin
a
Illustrate the process of cha incode implementation in Hyperledger Fabric
b
Discuss the role and structure of the Hyperledger Fabric SDK a n d Composer tool
a
Explain the use of blockchain in capital markets and insuran ce with real- world scenarios
b
How can blockchain improve provenance tracking in supply cha ins?
a
Discuss how blockchain can be utilized for land record manag ement by the government
b
Explain privacy and cryptographic concerns in blockchain-bas ed government 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.

Repeated Questions — KCA041

Questions that appeared in more than one session, found by comparing 3 years of Blockchain Architecture papers (2021-22, 2022-23, 2024-25)

What is PoW in blockchain?

Appeared in: 2022-23 · 2024-25

What are the key requirements for consensus protocols? Expla in with examples

Appeared in: 2021-22 · 2024-25

Blockchain Architecture — Other Year Papers

AKTU Blockchain Architecture PYQs from other sessions

Blockchain Architecture2021-22 Blockchain Architecture2022-23

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