CBBF Exam Preparation Material | Certified Blockchain Business Foundations

Prepare for the CBBF with reliable study materials, practice questions, and key exam insights.

Prepare for the CBBF Certified Blockchain Business Foundations exam with CertQueen's independently developed study resources. Review important concepts, practice scenario-based questions, and use clear explanations to identify areas that require further study.

Question#1

One of the big issues that new financial transaction Blockchain solutions face is____________.

A. increasing the number of transactions per second (TPS)
B. the inability to find use cases
C. solving user identity
D. getting banks to cooperate

Explanation:
Reference: https://www.cnbc.com/2018/10/01/five-crucial-challenges-for-blockchain-to-overcome­deloitte.html

Question#2

Which Blockchain protocol uses Proof of Work Consensus? Select all that apply

A. Hyperledger
B. Corda
C. Bitcoin
D. Ethereum
E. All of the above

Question#3

The Ethereum Blockchain provides a/an _____________ virtual machine.

A. Windows compatible
B. energy efficient
C. Linux compatible
D. turing-complete

Explanation:
Reference: https://www.mycryptopedia.com/ethereum-virtual-machine-explained/

Question#4

Which of the following statements sums up the Proof of Work consensus process?

A. Miners complete to find a nonce results in a hash that starts with a predetermined number of leading zeros.
B. Miners put up a stake. A miner is then selected based on stake value to add a new block to the chain. If a miner adds an invalid block to the chain, that miner loses their stake.
C. All nodes agree on the data of the transaction.
D. Miners send assets to an inactive address. This process selects the next owner of a block.

Explanation:
Reference: https://www.nichanank.com/blog/2018/5/23/consensus-algorithms-pow

Question#5

How is Blockchain benefiting voting?

A. By revealing the identity of each voter and who or what they voted for
B. By controlling who gets to vote
C. By only allowing a certain number of votes per person
D. By allowing voters to trust their vote has been counted

Exam Code: CBBF
Q & A: 70 Q&As         Updated:  Oct 07,2026

 

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What This CBBF Study Resource Helps You Do

Review Key Concepts

Review the technologies, products, processes, and practical skills covered by the current CBBF exam objectives.

Practice Scenario-Based Questions

Work through independently developed questions designed to strengthen your understanding of technical scenarios and decision-making.

Identify Knowledge Gaps

Use your results and the provided explanations to find weaker areas and focus your study more effectively.

How to Use This CBBF Preparation Material

Review the Exam Scope

Start by reviewing the topics covered by the CBBF exam. Compare them with the official exam objectives to understand the required technologies, operational tasks, and practical skills, then identify the areas that deserve the most attention.

Practice Independently

Complete a focused set of practice questions for each topic. On your first attempt, avoid referring to notes, answers, or other study resources so that you can evaluate your current understanding more accurately.

Study the Explanations

Review the answers and explanations after completing each practice session. Understand why the correct option is appropriate for the given scenario and why the other options may be incorrect or less suitable.

Close Knowledge Gaps

Keep track of incorrect answers, unfamiliar concepts, and weaker knowledge areas. Review these topics using official documentation and practical experience, then answer the related questions again to reinforce your understanding and monitor your progress.

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Exam Code: CBBF
Q & A: 70 Q&As
Updated:  Oct 07,2026

 

 Access Complete CBBF Preparation Material