Blockchain BTA Certified Blockchain Solution Architect CBSA Exam Questions
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Question #1 (Topic: demo questions)
Which is the following is the metaphor that describes a logical dilemma that plagues many computer networks?
Correct Answer: B
Explanation:
BFT is so-named because it represents a solution to the "Byzantine generals' problem," a logical dilemma that researchers Leslie Lamport, Robert Shostak and Marshall Pease described in an academic paper published in 1982
Question #2 (Topic: demo questions)
What type of blockchain would this customer likely want specified for their enterprise?
Correct Answer: D
Explanation:
Sometimes referred to as “private” blockchains, you are required to have some sort of permission to access any or parts of that blockchain. There are a multitude of variants and hybrid permissioned/permissionless blockchains that exist.
Question #3 (Topic: demo questions)
What are two challenges with using a Proof of Work algorithm? (Select two.)
Correct Answer: C, D
Explanation not available for this question.
Question #4 (Topic: demo questions)
You currently using the Metamask Chrome plugin and you see a selection for Etherescan in the plugin. What is Etherscan used for?
Correct Answer: A
Explanation not available for this question.
Question #5 (Topic: demo questions)
A Byzantine failure is the loss of a system service due to a Byzantine fault requires . What is required?
Correct Answer: A
Explanation not available for this question.