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Blockchain CBDE Exam Questions

Exam Name: BTA Certified Blockchain Developer - Ethereum
Exam Code: CBDE
Related Certification(s): Blockchain Certified Blockchain Developer - Ethereum Certification
Certification Provider: Blockchain
Actual Exam Duration: 90 Minutes
Number of CBDE practice questions in our database: 102 (updated: Dec. 07, 2024)
Expected CBDE Exam Topics, as suggested by Blockchain :
  • Topic 1: Use the essential tooling and systems needed to work with the Ethereum ecosystem/ Understand and work with Ethereum fees
  • Topic 2: Deploy smart contracts both the live and test Ethereum networks/ Unit test smart contracts
  • Topic 3: Work within the bounds and limitations of the Ethereum blockchain/ Calculate Ethereum gas costs
  • Topic 4: Plan and prepare production ready applications for the Ethereum blockchain/ Write and compile Solidity smart contracts
  • Topic 5: Write, test, and deploy secure Solidity smart contracts/ Run an Ethereum node on development machines Implement web3.js/ Create secure smart contracts
Disscuss Blockchain CBDE Topics, Questions or Ask Anything Related
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Caitlin

2 days ago
Cleared the Blockchain BTA exam, and the practice questions from Pass4Success were invaluable. One question that stumped me was about Objective 3: 'What are the different types of Ethereum accounts?' I had to guess a bit, but I made it through.
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Emogene

8 days ago
Ethereum exam success! Grateful to Pass4Success for their efficient study resources.
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Lenita

17 days ago
I just passed the Ethereum developer certification, and Pass4Success was instrumental in my success. There was a tough question on Objective 4: 'How do you handle state changes in a smart contract?' I wasn't entirely sure of my answer, but I still passed.
upvoted 0 times
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Gabriele

1 months ago
Successfully passed the Blockchain BTA exam! Pass4Success practice questions were a big help. One question that I found difficult was on Objective 6: 'Explain the role of gas in Ethereum transactions.' I had some doubts, but I managed to answer it correctly.
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Gwen

1 months ago
BTA Blockchain Developer certification achieved! Pass4Success made it possible with their spot-on exam questions.
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Lynette

2 months ago
I passed the Ethereum developer exam, and the practice questions from Pass4Success were spot on. A question that puzzled me was about Objective 5: 'What are the security best practices for writing smart contracts?' I wasn't sure if I covered all the points, but I did well overall.
upvoted 0 times
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Jarod

2 months ago
Passing the Blockchain BTA exam was a great achievement, thanks to Pass4Success. One challenging question was related to Objective 1: 'Describe the process of deploying a smart contract on the Ethereum network.' I had to think hard about the steps involved, but I made it.
upvoted 0 times
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Coleen

2 months ago
Aced the Ethereum cert exam! Thanks Pass4Success for the quick prep materials.
upvoted 0 times
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Eliseo

2 months ago
Passed the exam thanks to thorough preparation! Final tip: Review Ethereum's roadmap and upcoming upgrades. The exam touched on future developments and their potential impact on the ecosystem.
upvoted 0 times
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Ryan

3 months ago
Just cleared the Ethereum developer exam, and Pass4Success was a lifesaver! There was a tricky question on Objective 2: 'How does the Ethereum Virtual Machine (EVM) handle smart contract execution?' I wasn't entirely confident in my answer, but I still passed.
upvoted 0 times
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Helaine

3 months ago
Passed the exam thanks to Pass4Success! Their practice questions were spot-on and helped me prepare efficiently. Highly recommend for anyone taking the BTA Certified Blockchain Developer - Ethereum exam.
upvoted 0 times
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Kent

3 months ago
I recently passed the Blockchain BTA Certified Blockchain Developer - Ethereum exam, and I must say, the Pass4Success practice questions were incredibly helpful. One question that caught me off guard was about Objective 7: 'What are the key differences between Proof of Work and Proof of Stake consensus mechanisms?' I was a bit unsure about the specifics, but I managed to get through it.
upvoted 0 times
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Latanya

3 months ago
Just passed the BTA Certified Blockchain Developer - Ethereum exam! Pass4Success was a lifesaver with their relevant practice questions.
upvoted 0 times
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Chanel

4 months ago
Passing the Blockchain BTA Certified Blockchain Developer - Ethereum exam was a great achievement for me, and I owe it to Pass4Success practice questions. The exam tested my knowledge of deploying smart contracts on both live and test Ethereum networks and understanding Ethereum fees. One question that made me think was about unit testing smart contracts. I had to demonstrate my ability to write effective unit tests for a smart contract, but I managed to pass the exam successfully.
upvoted 0 times
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Remona

5 months ago
My exam experience for the Blockchain BTA Certified Blockchain Developer - Ethereum exam was successful, thanks to Pass4Success practice questions. The exam focused on essential tooling for working with the Ethereum ecosystem and unit testing smart contracts. One question that challenged me was related to deploying smart contracts on the live Ethereum network. I had to carefully consider the steps involved in deploying a smart contract securely, but I was able to pass the exam.
upvoted 0 times
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Gayla

6 months ago
Just passed the BTA Certified Blockchain Developer - Ethereum exam! The smart contract security section was challenging, with questions on common vulnerabilities like reentrancy attacks. Make sure to study Solidity best practices and security patterns. Thanks to Pass4Success for their spot-on practice questions that helped me prepare efficiently!
upvoted 0 times
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Lai

6 months ago
I recently passed the Blockchain BTA Certified Blockchain Developer - Ethereum exam with the help of Pass4Success practice questions. The exam covered topics such as deploying smart contracts on the Ethereum network and understanding Ethereum fees. One question that stood out to me was related to working with Ethereum fees. I was unsure about the gas fee calculation for a specific smart contract deployment scenario, but I managed to pass the exam.
upvoted 0 times
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Free Blockchain CBDE Exam Actual Questions

Note: Premium Questions for CBDE were last updated On Dec. 07, 2024 (see below)

Question #1

If you are starting a new ERC20 token:

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Correct Answer: C

Question #2

What is the difference between ERC20 and ERC721 Tokens in simple terms?

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Correct Answer: A

Question #3

To generate a random number:

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Correct Answer: C

Question #4

The difference between address.send() and address.transfer() is:

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Correct Answer: A

Question #5

Using selfdestruct(beneficiary) with the beneficiary being a contract without a payable fallback function:

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Correct Answer: B

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