Block Chain Technologies (CS-802 (A)) - Important Questions

Compare public, private and consortium blockchains in terms of key characteristics and give use cases for each type

What are Merkle Tree? How importance are Merkle Tree in Blockchains.

Which cryptographic algorithm used in Blockchain? Explain in detail.

Define the three major characteristics of money that Bitcoin possesses.

Describe four components of block chain technology.

What is a Hash function? Write down the properties of a Hash function.

Discuss the working of a digital signature.

Discuss whether a public blockchain requires its own native cryptocurrency to incentivize its validator network.

Explain the following term:

Explain common blockchain validation techniques such as proof-of-work and proof-of-stake.

What is Double Spending? Is it possible to double spend in a Blockchain system.

Compare HashCash PoW (Proof of Work) with Bitcoin PoW. Also discuss various types of attacks on PoW.

How Bitcoin related with blockchain? Write the various steps of creation in Coins.

Describe the process of proof-of-work.

Explain the design issues for permissioned blockchains and their use cases.

What are some practical applications of Byzantine fault tolerant systems, and how are they used in industry?

Explain why an organization would implement a blockchain solution and how blockchain improves/revolutionizes traditional business networks, with example.

Explain Lamport-Shostak-Pease BFT algorithm.

Give a brief note on distributed consensus in closed environment.

How do traditional cross-border payment methods differ from blockchain-based methods in terms of speed, cost and security?

Identify potential issues that companies face with smart contracts in the supply chain.

Why Know Your Customer (KYC) is important in financial area?

Explain the following term. (any three):

What is Hyperledger Fabric and how does it differ from other blockchain platforms?

What is a smart contract and how is it used in the Ethereum blockchain?

Write short notes on Hyperledger Fabric, Ripple and Corda, and cross-border payments.