Engineering Student Sample Exam Paper 2026 (RGPV)

Predicted Model Paper – Set A (Highest Probability)

B.Tech VIII Semester Examination

CS802(A)(GS) – BLOCK CHAIN TECHNOLOGIES

Time: 3 Hours

Max Marks: 70

Instructions / निर्देश:

Attempt any five questions. / किन्हीं पाँच प्रश्नों को हल कीजिए।
All questions carry equal marks. / सभी प्रश्न समान अंक के हैं।
Assume suitable data if necessary. / आवश्यक होने पर उपयुक्त मान लें।

Q1.

(a) Differentiate between Public and Private Blockchain. / सार्वजनिक एवं निजी ब्लॉकचेन में अंतर स्पष्ट कीजिए। (7)

(b) Explain components of blockchain technology. / ब्लॉकचेन तकनीकी के घटकों को समझाइए। (7)

Q2.

(a) What is hash function? Explain properties of hash function. / हैश फंक्शन क्या है? इसके गुण समझाइए। (7)

(b) Explain digital signature and Merkle Tree in blockchain. / ब्लॉकचेन में digital signature एवं Merkle Tree समझाइए। (7)

Q3.

(a) Explain Proof of Work (PoW) process with neat diagram. / Proof of Work (PoW) प्रक्रिया को समझाइए। (7)

(b) Explain Bitcoin mining and mining pool. / Bitcoin mining एवं mining pool समझाइए। (7)

Q4.

(a) Explain permissioned blockchain and design issues. / Permissioned blockchain एवं इसके design issues समझाइए। (7)

(b) Explain Lamport-Shostak-Pease BFT algorithm. / Lamport-Shostak-Pease BFT algorithm समझाइए। (7)

Q5.

(a) Explain smart contracts in supply chain management. / Supply chain management में smart contract समझाइए। (7)

(b) Explain KYC and cross-border payments in blockchain. / Blockchain में KYC एवं cross-border payment समझाइए। (7)

Q6.

(a) Explain Hyperledger Fabric architecture. / Hyperledger Fabric architecture समझाइए। (7)

(b) Explain Ethereum smart contracts and transaction validation. / Ethereum smart contract एवं transaction validation समझाइए। (7)

Q7.

(a) Explain Ripple and Corda in blockchain. / Blockchain में Ripple एवं Corda समझाइए। (7)

(b) Explain distributed consensus in closed environment. / बंद वातावरण में distributed consensus समझाइए। (7)

Q8. Write short notes on any two / किन्हीं दो पर संक्षिप्त टिप्पणी लिखिए:

(i) Bitcoin Characteristics

(ii) Proof of Stake (PoS)

(iii) Public Key Cryptography

(iv) Byzantine Fault Tolerance

Prediction Confidence & Important Topics – Set A

🔥 Very High Probability

Public vs Private Blockchain
Hash Function
Digital Signature
PoW
Lamport-Shostak-Pease BFT
Hyperledger Fabric

⭐ High Probability

Bitcoin Mining
Permissioned Blockchain
KYC
Cross-border Payments
Ethereum Smart Contract

✓ Medium Probability

Ripple & Corda
PoS
Merkle Tree
Consensus in Closed Environment

1 Day Revision Priority – Set A

Public vs Private Blockchain → Hash Function → Digital Signature → PoW → Bitcoin Mining → Permissioned Blockchain → BFT → Hyperledger Fabric → Ethereum → KYC → Ripple & Corda

Engineering Student Sample Exam Paper 2026 (RGPV)

Predicted Model Paper – Set B (Alternative High Probability)

B.Tech VIII Semester Examination

CS802(A)(GS) – BLOCK CHAIN TECHNOLOGIES

Time: 3 Hours

Max Marks: 70

Instructions / निर्देश:

Attempt any five questions. / किन्हीं पाँच प्रश्नों को हल कीजिए।
All questions carry equal marks. / सभी प्रश्न समान अंक के हैं।
Assume suitable data if necessary. / आवश्यक होने पर उपयुक्त मान लें।

Q1.

(a) Explain blockchain architecture and distributed consensus. / Blockchain architecture एवं distributed consensus समझाइए। (7)

(b) Explain properties of cryptocurrency and Bitcoin characteristics. / Cryptocurrency के गुण एवं Bitcoin characteristics समझाइए। (7)

Q2.

(a) Explain cryptographic hash function and public key cryptography. / Cryptographic hash function एवं public key cryptography समझाइए। (7)

(b) Explain Merkle tree and digital signature in blockchain. / Blockchain में Merkle tree एवं digital signature समझाइए। (7)

Q3.

(a) Explain Proof of Stake (PoS) and Proof of Burn mechanism. / Proof of Stake (PoS) एवं Proof of Burn mechanism समझाइए। (7)

(b) Explain Bitcoin mining difficulty and mining pool. / Bitcoin mining difficulty एवं mining pool समझाइए। (7)

Q4.

(a) Explain Paxos and RAFT consensus model. / Paxos एवं RAFT consensus model समझाइए। (7)

(b) Explain Byzantine Fault Tolerance system. / Byzantine Fault Tolerance system समझाइए। (7)

Q5.

(a) Explain trade finance and supply chain financing using blockchain. / Blockchain आधारित trade finance एवं supply chain financing समझाइए। (7)

(b) Explain identity management and KYC in blockchain. / Blockchain में identity management एवं KYC समझाइए। (7)

Q6.

(a) Explain Hyperledger Fabric channels and access control. / Hyperledger Fabric channels एवं access control समझाइए। (7)

(b) Explain smart contract writing using Ethereum. / Ethereum में smart contract writing समझाइए। (7)

Q7.

(a) Explain Ripple and Corda with comparison. / Ripple एवं Corda की तुलना सहित व्याख्या कीजिए। (7)

(b) Explain attacks on Proof of Work and monopoly problem. / Proof of Work पर attacks एवं monopoly problem समझाइए। (7)

Q8. Write short notes on any two / किन्हीं दो पर संक्षिप्त टिप्पणी लिखिए:

(i) Permissioned Blockchain

(ii) Cross Border Payments

(iii) Proof of Elapsed Time (PoET)

(iv) Public Ledger

Prediction Confidence & Important Topics – Set B

🔥 Very High Probability

Digital Signature
Merkle Tree
Paxos / RAFT
PoS
Hyperledger Fabric
Ethereum Smart Contract

⭐ High Probability

KYC
Supply Chain Finance
Bitcoin Mining
Ripple & Corda
PoW Attacks

✓ Medium Probability

PoET
Public Ledger
Cryptocurrency Properties
Identity Management

1 Day Revision Priority – Set B

Digital Signature → Merkle Tree → PoS → Paxos → RAFT → Hyperledger Fabric → Ethereum → Bitcoin Mining → Ripple & Corda → KYC → Supply Chain Finance

Engineering Student Sample Exam Paper 2026 (RGPV)

Predicted Model Paper – Set C (Backup + Rotation Coverage)

B.Tech VIII Semester Examination

CS802(A)(GS) – BLOCK CHAIN TECHNOLOGIES

Time: 3 Hours

Max Marks: 70

Instructions / निर्देश:

Attempt any five questions. / किन्हीं पाँच प्रश्नों को हल कीजिए।
All questions carry equal marks. / सभी प्रश्न समान अंक के हैं।
Assume suitable data if necessary. / आवश्यक होने पर उपयुक्त मान लें।

Q1.

(a) Explain blockchain, distributed ledger and smart contracts. / Blockchain, distributed ledger एवं smart contract समझाइए। (7)

(b) Explain cryptographic primitives and public key cryptography. / Cryptographic primitives एवं public key cryptography समझाइए। (7)

Q2.

(a) Explain Bitcoin network and block propagation. / Bitcoin network एवं block propagation समझाइए। (7)

(b) Compare Proof of Work (PoW), Proof of Stake (PoS) and Proof of Burn. / Proof of Work, Proof of Stake एवं Proof of Burn की तुलना कीजिए। (7)

Q3.

(a) Explain permissioned blockchain and Byzantine General Problem. / Permissioned blockchain एवं Byzantine General Problem समझाइए। (7)

(b) Explain Byzantine Fault Tolerance (BFT) over asynchronous systems. / Asynchronous systems में Byzantine Fault Tolerance समझाइए। (7)

Q4.

(a) Explain blockchain applications in food security and trade finance. / Food security एवं trade finance में blockchain applications समझाइए। (7)

(b) Explain blockchain enabled identity and KYC system. / Blockchain enabled identity एवं KYC system समझाइए। (7)

Q5.

(a) Explain Hyperledger Fabric membership and access control. / Hyperledger Fabric membership एवं access control समझाइए। (7)

(b) Explain channels and transaction validation in Hyperledger Fabric. / Hyperledger Fabric में channels एवं transaction validation समझाइए। (7)

Q6.

(a) Explain Ripple and Corda architecture. / Ripple एवं Corda architecture समझाइए। (7)

(b) Explain writing smart contract using Ethereum. / Ethereum में smart contract writing समझाइए। (7)

Q7.

(a) Explain attacks on PoW and monopoly problem. / PoW पर attacks एवं monopoly problem समझाइए। (7)

(b) Explain role of blockchain in revolutionizing business network. / Business network में blockchain की भूमिका समझाइए। (7)

Q8. Write short notes on any two / किन्हीं दो पर संक्षिप्त टिप्पणी लिखिए:

(i) Merkle Tree

(ii) Consensus Model

(iii) Cross Border Payments

(iv) Digital Signature

Prediction Confidence & Important Topics – Set C

🔥 Very High Probability

PoW / PoS / Consensus
Permissioned Blockchain
BFT Algorithm
Hyperledger Fabric
Ethereum Smart Contract
Digital Signature

⭐ High Probability

KYC
Trade Finance
Ripple & Corda
Business Network
Merkle Tree

✓ Medium Probability

Bitcoin Network
Cross Border Payments
Public Key Cryptography
Block Propagation

1 Day Revision Priority – Set C

PoW → PoS → BFT → Permissioned Blockchain → Hyperledger Fabric → Ethereum → Digital Signature → KYC → Ripple & Corda → Trade Finance → Merkle Tree → Consensus Model

Blockchain Technology Notes in Hindi | RGPV Notes Question Papers - Computer Science Engineering Tutorials in Hindi

Download Blockchain Technology Notes in Hindi | RGPV Notes previous year question papers for Computer Science Engineering Tutorials in Hindi 8th Semester Notes in Hindi. These RGPV question papers help you understand the exam pattern, important topics, and question distribution.

How to Use These Question Papers Effectively

Solve papers in exam-like conditions with time limits
Identify your weak areas and focus on them
Compare your answers with standard solutions
Practice all three sets (Set A, Set B, Set C) to cover different question patterns
Revise important concepts before attempting papers

Blockchain Technology Notes in Hindi | RGPV Notes

Set A

Engineering Student Sample Exam Paper 2026 (RGPV)

Predicted Model Paper – Set A (Highest Probability)

CS802(A)(GS) – BLOCK CHAIN TECHNOLOGIES

Instructions / निर्देश:

Q1.

Q2.

Q3.

Q4.

Q5.

Q6.

Q7.

Q8. Write short notes on any two / किन्हीं दो पर संक्षिप्त टिप्पणी लिखिए:

Prediction Confidence & Important Topics – Set A

🔥 Very High Probability

⭐ High Probability

✓ Medium Probability

1 Day Revision Priority – Set A

Set B

Engineering Student Sample Exam Paper 2026 (RGPV)

Predicted Model Paper – Set B (Alternative High Probability)

CS802(A)(GS) – BLOCK CHAIN TECHNOLOGIES

Instructions / निर्देश:

Q1.

Q2.

Q3.

Q4.

Q5.

Q6.

Q7.

Q8. Write short notes on any two / किन्हीं दो पर संक्षिप्त टिप्पणी लिखिए:

Prediction Confidence & Important Topics – Set B

🔥 Very High Probability

⭐ High Probability

✓ Medium Probability

1 Day Revision Priority – Set B

Set C

Engineering Student Sample Exam Paper 2026 (RGPV)

Predicted Model Paper – Set C (Backup + Rotation Coverage)

CS802(A)(GS) – BLOCK CHAIN TECHNOLOGIES

Instructions / निर्देश:

Q1.

Q2.

Q3.

Q4.

Q5.

Q6.

Q7.

Q8. Write short notes on any two / किन्हीं दो पर संक्षिप्त टिप्पणी लिखिए:

Prediction Confidence & Important Topics – Set C

🔥 Very High Probability

⭐ High Probability

✓ Medium Probability

1 Day Revision Priority – Set C

Exam Tip

Study Smart

Practice All Sets

Blockchain Technology Notes in Hindi | RGPV Notes Question Papers - Computer Science Engineering Tutorials in Hindi

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