Free Certified Smart Contract Developer™ - Blockchain Council Exam Questions and Answers
Certified Smart Contract Developer™ - 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: August 31, 2026
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- Blockchain
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- First 10, with answers
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Question #1
What is the primary function of a smart contract?
Please select an optionIncorrectCorrect answer: A
Smart contracts are self-executing contracts with the terms directly written into code and automatically execute based on conditions.
Was this answer correct?Question #2
Which of the following best describes a blockchain?
Please select an optionIncorrectCorrect answer: A
A blockchain is a decentralized distributed ledger that records transactions across multiple computers.
Was this answer correct?Question #3
In a public blockchain, who has access to the ledger?
Please select an optionIncorrectCorrect answer: A
In a public blockchain, anyone can access and participate in the network, contributing to transparency and decentralization.
Was this answer correct?Question #4
What programming language is commonly used to develop Ethereum smart contracts?
Please select an optionIncorrectCorrect answer: D
Solidity is a high-level programming language designed specifically for writing smart contracts on the Ethereum blockchain.
Was this answer correct?Question #5
What is gas in the context of Ethereum transactions?
Please select an optionIncorrectCorrect answer: D
Gas is a fee required to execute transactions or run applications on the Ethereum network, compensating miners for their work.
Was this answer correct?Question #6
How does a permissioned blockchain differ from a public blockchain?
Please select an optionIncorrectCorrect answer: D
A permissioned blockchain allows only certain entities to participate, enhancing security and control over access.
Was this answer correct?Question #7
What does the term "immutability" mean in blockchain technology?
Please select an optionIncorrectCorrect answer: A
Immutability in blockchain refers to the principle that once data has been added to the blockchain, it cannot be altered, ensuring data integrity.
Was this answer correct?Question #8
Which consensus algorithm is primarily used by Bitcoin?
Please select an optionIncorrectCorrect answer: C
Bitcoin utilizes the Proof of Work consensus algorithm, requiring miners to solve complex mathematical problems to validate transactions.
Was this answer correct?Question #9
What is a negative consequence of smart contracts?
Please select an optionIncorrectCorrect answer: B
A coding error in a smart contract can lead to unintended consequences, such as loss of funds or unintended execution of contracts.
Was this answer correct?Question #10
How can a developer test a smart contract before deploying it on the mainnet?
Please select an optionIncorrectCorrect answer: B
Developers should use a test network (testnet) to test smart contracts, ensuring functionality and security before deploying on the mainnet.
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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 Blockchain Expert™ - Blockchain Council (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)
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FAQ
Learn More: https://www.blockchain-council.org/blockchain-certification/
- Q1: What is the Certified Smart Contract Developer™ - Blockchain Council exam?
- A: Certified Smart Contract Developer™ - Blockchain Council is a Blockchain certification exam. Judging by the questions in our bank, it concentrates on blockchain, smart, decentralized, contract and contracts.
- Q2: What topics does the Certified Smart Contract Developer™ - Blockchain Council exam cover?
- A: Questions in our Certified Smart Contract Developer™ - Blockchain Council bank cluster around blockchain, smart, decentralized, contract, contracts, ethereum, cryptocurrency and consensus. 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 Smart Contract Developer™ - Blockchain Council?
- A: Work through the Certified Smart Contract Developer™ - 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 Smart Contract Developer™ - Blockchain Council exam questions?
- A: They are drawn from officially released past questions and from community members who have sat Certified Smart Contract Developer™ - Blockchain Council. Answers are verified and updated weekly.
- Q5: Where do I register for the Certified Smart Contract Developer™ - 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 Smart Contract Developer™ - Blockchain Council sample?
- A: Yes. Every Certified Smart Contract Developer™ - 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.