Strategic Planning for Enterprise Blockchain Adoption BBLC Practice Questions (Page 3)

Questions 11–15

1. 11application · hard

   A financial institution is planning a permissioned blockchain for interbank settlements. The risk team has identified a critical risk: a malicious or compromised node operator could attempt to submit fraudulent transactions. The institution wants to design the network to mitigate this specific risk. Which architectural and governance control is most effective?

   • AImplement a consensus mechanism that requires a supermajority of validator nodes to agree on each transaction, and enforce strict identity and access management (IAM) policies for all node operators.
   • BRely on the legal contracts between the member banks to deter fraudulent behavior, without adding technical controls.
   • CSwitch to a public permissionless blockchain like Bitcoin to increase the number of nodes and make it harder for any single actor to gain control.
   • DUse a single, trusted third party to validate all transactions and act as the sole node operator.
   Reveal Solution Discussion Select an answer first
2. 12application · medium

   A supply chain company is implementing a blockchain to track the provenance of organic ingredients. The CFO asks for a clear ROI measurement plan. Which combination of metrics would best capture both the financial and strategic value of this initiative?

   • AThe market price of the cryptocurrency used to pay transaction fees.
   • BReduction in recall costs, time-to-audit, and customer trust scores.
   • COnly the number of transactions processed on the blockchain.
   • DOnly the reduction in IT infrastructure costs.
   Reveal Solution Discussion Select an answer first
4. 13application · medium

   A consortium of five pharmaceutical manufacturers and three logistics providers wants to reduce counterfeiting in the drug supply chain. Each participant currently maintains its own database of shipment records, and reconciliation disputes are common. The group has decided to explore blockchain. Which factor is the strongest indicator that a permissioned consortium blockchain is appropriate for this use case?

   • AThe participants want to make all shipment data publicly visible to increase transparency.
   • BThe participants want to replace their existing databases with a single centralized system operated by one member.
   • CThe participants need to store large volumes of shipment images and videos on-chain for audit purposes.
   • DThe participants do not fully trust each other but are willing to share data through a shared, append-only ledger.
   Reveal Solution Discussion Select an answer first
5. 14application · medium

   A government agency is rolling out a blockchain-based system for verifying academic credentials. The system is technically sound, but adoption is low because university registrars are accustomed to the old, manual verification process and are skeptical of the new technology. The agency's project manager needs to plan change management activities. What is the most critical first step in this plan?

   • ADevelop a comprehensive training manual and schedule mandatory training sessions for all registrars.
   • BSet a hard deadline for all registrars to switch to the new system and provide a helpdesk for troubleshooting.
   • CImmediately launch a public awareness campaign to promote the benefits of the new system to students and employers.
   • DConduct a stakeholder impact assessment to understand the registrars' specific concerns, workflows, and what they value about the current process.
   Reveal Solution Discussion Select an answer first
6. 15application · medium

   A retail company is considering blockchain to track the provenance of its organic cotton products. The company's marketing team believes this will be a strong differentiator. The operations team is concerned about the cost and complexity of integrating with existing suppliers. The CFO wants to see a clear business case. Which driver should be the primary focus of the business case to justify the investment?

   • AThe desire to reduce the number of suppliers in the supply chain to simplify operations.
   • BThe need to replace the company's existing ERP system with a more modern technology stack.
   • CThe requirement to comply with a new government regulation that mandates the use of blockchain for all textile imports.
   • DThe potential to increase brand trust and capture a premium price from consumers who value verified sustainability claims.
   Reveal Solution Discussion Select an answer first