Free Certified Blockchain Expert™ - Blockchain Council Exam Questions and Answers
Certified Blockchain Expert™ - Blockchain Council is one of the Blockchain tests covered here. These certificates come from separate for-profit training companies rather than a standards body or industry consortium — despite the institutional-sounding names, neither Blockchain Council nor 101 Blockchains is a regulator, and neither holds ISO/IEC 17024 accreditation. Exams are online multiple choice taken without proctoring.
The first 10 questions on this page are free to read, answers included — no account and no card. A plan opens the rest of the bank, the full timed practice test and your weak-topic reporting.
Last updated: September 14, 2026
- Provider
- Blockchain
- Questions in our bank
- 1000+
- Free to read
- First 10, with answers
- Official page
- Official Exam website
- Our test mode duration & pass mark
- 130 mins · 70%
- Verified answers
- Reviewed weekly
Recommended: Switch to Test Mode to start a practice test that simulates the real exam experience.
Question #1
A company wants to enhance transparency in its supply chain. Which blockchain feature helps?
Please select an optionIncorrectCorrect answer: C
Immutability ensures that all transactions recorded cannot be altered, enhancing transparency.
Was this answer correct?Question #2
During a hack, a blockchain's data was tampered. Which feature was likely compromised?
Please select an optionIncorrectCorrect answer: C
If data is tampered, it indicates the failure of decentralized validation in the consensus mechanism.
Was this answer correct?Question #3
In a smart contract, what triggers the automatic execution of terms?
Please select an optionIncorrectCorrect answer: A
Smart contracts activate automatically when a predefined condition is met, minimizing human error.
Was this answer correct?Question #4
A blockchain platform uses tokens for access. What type of token is primarily used?
Please select an optionIncorrectCorrect answer: B
Utility tokens provide users access to a service or product on the platform rather than representing ownership.
Was this answer correct?Question #5
In a decentralized application, what role does the token primarily serve?
Please select an optionIncorrectCorrect answer: A
Tokens often serve as a voting mechanism, allowing users to participate in governance of the application.
Was this answer correct?Question #6
What does a blockchain node need to maintain to stay relevant?
Please select an optionIncorrectCorrect answer: D
Nodes must maintain network consensus to validate transactions and remain part of the blockchain network.
Was this answer correct?Question #7
A company wants to create a private blockchain for internal use. What should they prioritize?
Please select an optionIncorrectCorrect answer: C
Private blockchains prioritize user permissions to control who can access and validate data on the network.
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If a blockchain network has 51% of its hashing power controlled, what risk arises?
Please select an optionIncorrectCorrect answer: C
Controlling 51% of hashing power can lead to centralization, making the network vulnerable to attacks.
Was this answer correct?Question #9
In what scenario would blockchain not provide added value over a traditional database?
Please select an optionIncorrectCorrect answer: D
Traditional databases are sufficient for simple record-keeping, where decentralized trust is not required.
Was this answer correct?Question #10
What type of consensus algorithm allows for faster transaction times with less security risk?
Please select an optionIncorrectCorrect answer: B
Delegated Proof of Stake allows for faster transactions by utilizing trusted nodes for validation.
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Other Blockchain certifications
- Certified Metaverse Professional (CMP) - 101 Blockchains (opens in a new tab)
- Certified Blockchain Developer™ - Blockchain Council (opens in a new tab)
- Certified Web3 Professional (CW3P) - 101 Blockchains (opens in a new tab)
- Certified Cryptocurrency Auditor - Blockchain Council (opens in a new tab)
- Certified NFT Developer - Blockchain Council (opens in a new tab)
- CBDH: BTA Certified Blockchain Developer - Hyperledger (opens in a new tab)
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FAQ
Learn More: https://www.blockchain-council.org/blockchain-certification/
- Q1: What is the Certified Blockchain Expert™ - Blockchain Council exam?
- A: Certified Blockchain Expert™ - Blockchain Council is a Blockchain certification exam. Judging by the questions in our bank, it concentrates on blockchain, token, cryptocurrency, decentralized and transactions.
- Q2: What topics does the Certified Blockchain Expert™ - Blockchain Council exam cover?
- A: Questions in our Certified Blockchain Expert™ - Blockchain Council bank cluster around blockchain, token, cryptocurrency, decentralized, transactions, smart, transaction and developer. Working through the full set is the quickest way to find which of these you are weakest on.
- Q3: How should I prepare for Certified Blockchain Expert™ - Blockchain Council?
- A: Work through the Certified Blockchain Expert™ - Blockchain Council practice questions here, checking your answer on each one, then sit the practice test to rehearse the exam under timed conditions before the real thing.
- Q4: Are these real Certified Blockchain Expert™ - Blockchain Council exam questions?
- A: They are drawn from officially released past questions and from community members who have sat Certified Blockchain Expert™ - Blockchain Council. Answers are verified and updated weekly.
- Q5: Where do I register for the Certified Blockchain Expert™ - Blockchain Council exam?
- A: Register through Blockchain directly at https://www.blockchain-council.org/blockchain-certification/. Exampractice is not affiliated with Blockchain and does not administer the exam.
- Q6: Is there a free Certified Blockchain Expert™ - Blockchain Council sample?
- A: Yes. Every Certified Blockchain Expert™ - Blockchain Council page shows a free sample of real questions. Upgrading opens the full bank and the practice test.
- Q7: What are Blockchain Certification Exams?
- A: Blockchain Certification Exams validate your expertise in blockchain technology, covering areas such as blockchain development, architecture, security, and business applications. These certifications demonstrate your proficiency in utilizing blockchain for various industry solutions.
- Q8: Why should I pursue Blockchain Certification?
- A: Blockchain Certification enhances your professional credibility, showcasing your skills and knowledge in blockchain technology. This can lead to better job opportunities, higher salaries, and career advancement in the tech, finance, and business sectors.
- Q9: What are the benefits of Blockchain Certification?
- A: Benefits include recognition as a certified blockchain professional, improved job performance, access to exclusive resources, continuing education opportunities, and staying current with the latest blockchain technologies and best practices.
- Q10: Who should take Blockchain Certification Exams?
- A: Software developers, IT professionals, business analysts, project managers, and anyone involved in developing or managing blockchain-based solutions should consider these certifications to validate their expertise and advance their careers.
- Q11: What types of Blockchain Certification Exams are available?
- A: Various organizations offer blockchain certification paths, including Certified Blockchain Developer (CBD), Certified Blockchain Solution Architect (CBSA), Certified Blockchain Professional (CBP), and more, each tailored to different roles and expertise levels in blockchain technology.
- Q12: How do I prepare for Blockchain Certification Exams?
- A: Preparation can include official training courses, study guides, practice exams, online tutorials, and hands-on experience in blockchain development and implementation.
- Q13: Where can I take Blockchain Certification Exams?
- A: Blockchain Certification Exams can typically be taken online, providing flexibility to fit your schedule and location.
- Q14: How do Blockchain Certifications impact my career?
- A: Blockchain Certifications significantly boost your career by demonstrating your expertise to employers, making you a more competitive candidate for advanced roles and promotions in technology and business sectors.
- Q15: Are there any prerequisites for Blockchain Certification Exams?
- A: Some exams may have prerequisites, such as foundational knowledge or prior experience in blockchain technology. Check the specific requirements for each certification path on the certification provider’s website.
- Q16: How often do I need to recertify for Blockchain Certifications?
- A: Recertification requirements vary by certification provider, but it typically involves continuing education and staying updated with the latest advancements in blockchain technology to maintain your certification.