EC-CouncilBlockchain Fintech Certification
Domain 2Objective 5
Choosing the Right Consensus for Blockchain Systems BFC Practice Questions (Page 1)
Part of the Consensus Mechanisms for Financial Systems domain, which makes up ~11% of our current practice bank.
33questions here
7free pages
5concepts
Questions 1–5
- 1
Which criterion is most directly concerned with the speed at which a transaction becomes permanently irreversible in a blockchain?
Select an answer first - 2
A consortium of 100 banks is evaluating consensus mechanisms for a shared KYC (Know Your Customer) platform. They need high throughput, but they also need to ensure that the network remains operational even if up to 30% of nodes are malicious. They are considering PBFT and DPoS. Which mechanism should they choose?
Select an answer first - 3
A company is deploying a permissioned blockchain for supply chain finance with 15 participating organizations. They expect to add more organizations over time and want to minimize the impact of adding nodes on consensus performance. Which consensus mechanism should they choose?
Select an answer first - 4
A financial institution needs a blockchain for high-frequency settlement of securities with a known set of trusted counterparties. Which consensus mechanism is most appropriate?
Select an answer first - 5
A consortium of 100 banks is planning a permissioned blockchain for cross-border payments. They need high throughput and low latency, but they are concerned that PBFT's communication overhead will become a bottleneck as they scale. Which approach should they take to address this concern?
Select an answer first
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