PDF Version DemoGetcertkey offers CBDE exam preparation in three flexible formats: a printable PDF for study anywhere, a desktop test engine for realistic offline practice, and an online test engine that runs in any browser. However you prefer to prepare, the Blockchain BTA Certified Blockchain Developer - Ethereum material fits your routine.
Blockchain CBDE Exam Overview:
| Certification Vendor: | Blockchain Training Alliance |
|---|---|
| Exam Name: | Blockchain Training Alliance Certified Blockchain Developer - Ethereum (CBDE) Exam |
| Exam Number: | CBDE |
| Available Languages: | English |
| Exam Format: | Multiple Choice |
| Related Certifications: | Certified Blockchain Solutions Architect (CBSA) |
| Recommended Training: | Blockchain Training Alliance CBDE Training |
| Exam Registration: | Blockchain Training Alliance Certification Registration |
| Sample Questions: |  |
| Exam Way: | Online proctored exam |
| Pre Condition: | Recommended understanding of blockchain concepts and basic Ethereum development experience. |
| Official Syllabus URL: | https://blockchaintrainingalliance.com/certifications/cbde |
Blockchain CBDE Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Security and Best Practices | - Secure coding practices - Smart contract vulnerabilities |
| Topic 2: Ethereum Fundamentals | - Blockchain architecture and Ethereum ecosystem - Accounts, transactions, and gas model |
| Topic 3: Development Tools & Frameworks | - Truffle, Hardhat, and testing frameworks - Deployment and migration workflows |
| Topic 4: Smart Contracts Development | - Contract structure, functions, and modifiers - Solidity programming fundamentals |
| Topic 5: DApp Development | - Frontend interaction with smart contracts - Web3 integration |
CBDE Exam FAQs for 2026 Candidates
Which certification does the CBDE exam lead to?
The CBDE exam is the official Blockchain Training Alliance exam behind the Certified Blockchain Developer - Ethereum certification, validating the skills measured by the Blockchain BTA Certified Blockchain Developer - Ethereum credential. It sits at the Professional level of the Blockchain Training Alliance certification program. It also connects to Certified Blockchain Solutions Architect (CBSA), so the knowledge you build here carries over to those tracks as well.
Are there any prerequisites for the CBDE exam?
Recommended understanding of blockchain concepts and basic Ethereum development experience. Requirements can change when Blockchain Training Alliance revises its certification program, so confirm the current eligibility rules on the official exam page before you register.
How do I register for the CBDE exam?
You can book the Blockchain BTA Certified Blockchain Developer - Ethereum exam through the official registration channels below:
As for delivery, the exam is offered in the following format: Online proctored exam. Choose the option that suits you best when you book your seat.
What official training is recommended for the CBDE exam?
Blockchain Training Alliance recommends the following training resources for the Blockchain BTA Certified Blockchain Developer - Ethereum exam:
Official courses build the foundation; the 102 practice questions from Getcertkey then show you how that knowledge is examined, so the two work best together.
Can I try the CBDE practice questions before I buy?
Yes. Getcertkey provides a free CBDE PDF demo so you can review the question style and answer quality before purchasing. Every purchase also includes 365 days of free updates — if Blockchain revises the exam during that period, the updated material reaches you at no cost. Once the free-update year ends, you can extend your update service at a 50% discount.
What if I fail the CBDE exam, and how is my order delivered?
Every Blockchain BTA Certified Blockchain Developer - Ethereum purchase on Getcertkey is covered by a 100% money-back guarantee with clear conditions: if you take the corresponding exam within 60 days of your purchase and do not pass, you can claim a full refund by submitting a scanned copy of your exam enrollment slip and your official score report as a PDF within two days of the exam date; claims are processed within seven days of submission. The guarantee does not apply to exams taken within three days of purchase, to material that was downloaded but never used in an exam attempt, or to free products and expired orders, and the candidate name must match the payer name. If you would rather not take a refund, you can instead exchange your purchase for two free exam preparation products of equal value and keep the update service on your original product.
Delivery is instant: your download is sent to your email within one minute of payment, with no limit on how many computers you may install the material on. If nothing arrives within two hours, check your spam folder and contact customer service for help.
What topics are covered in the CBDE exam?
The Blockchain BTA Certified Blockchain Developer - Ethereum exam blueprint is organized into 5 domains. The first three are:
- Development Tools & Frameworks
- Ethereum Fundamentals
- DApp Development
For the complete domain-by-domain breakdown, scroll up to the full exam topics outline above and use it to plan how you distribute your study time.
Blockchain BTA Certified Blockchain Developer - Ethereum Sample Questions:
Question 1
Gas costs accrue on sending a transaction:
A. only with a new smart contract deployment.
B. only interacting with an already deployed smart contract.
C. no matter the content.
Question 2
It's possible to access the blockchain via an Ethereum Node:
A. by any programming language, as long as it adheres to the JSON-RPC standard.
B. only via JavaScript because there is the proprietary Web3.js library.
Question 3
Truffle has an integrated in-memory blockchain which makes unit-testing very easy:
A. False, it's necessary to use Ganache or even a real private network for testing.
B. True, but it's still good to use Ganache, or even a real private network for testing.
Question 4
GETH:
A. is the reference implementation of the Ethereum protocol and every other node implementation internally uses the closed-source from Geth.
B. is the library that is used for the blockchain node Go-Ethereum. It is also used by Parity is parts, because it's closed source.
C. is one of the many blockchain nodes that implement the Ethereum Protocol. It's open source and everyone can contribute.
Question 5
If you need more fine-grained functionality than solidity offers out of the box:
A. you can use Viper, the experimental assembly like language specifically to offer more flexibility.
B. you can incorporate inline-assembly to get better controls.
C. you have to import pre-compiled assembly files which are then hard-copied into the bytecode of the compiled solidity file.
Solutions:
| Question 1 Answer: C | Question 2 Answer: A | Question 3 Answer: B | Question 4 Answer: C | Question 5 Answer: B |
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