Question 4:

In many practical situations, a Blockchain may not be the appropriate technical solution to solve a given business problem. Please discuss at least three situations where a Blockchain is not needed.

Question 5:

Part A:In the case "Bitfury: Blockchain for Government", the Bitfury group traveled a journey that included specialized hardware, services, etc. Discuss in brief its journey to its current situation. Why did Bitfury invest in the Global Blockchain Business Council (GBBC) and the Blockchain Trust Accelerator (BTA)? (2.5 Points)

Part B:Consider the case "Maersk: Betting on Blockchain." Discuss any two challenges facing the shipping industry. Why did Maersk and IBM decide to create the GTD platform as a Joint Venture as opposed to any other structure such as a consortium, etc? (2.5 Points)

Question 6:

Explain how Hyperledger Fabric's architecture makes the ordering service modular, thus enabling it to choose from an "ecosystem of consensus protocols" for implementing the ordering service as per the application's need, instead of a single consensus protocol.