BTA Certified Blockchain Developer - Ethereum CBDE Exam
BTA Certified Blockchain Developer - Ethereum CBDE Exam validates the candidate ability to plan and prepare production-ready applications for the Ethereum blockchain, write, test, and deploy secure Solidity smart contracts, understand and work with Ethereum fees, work within the bounds and limitations of the Ethereum blockchain and use the essential tooling and systems needed to work with the Ethereum ecosystem. It also deals with the ability to Implement web3.js, write and compile Solidity smart contracts, create secure smart contracts, deploy smart contracts both the live and test Ethereum networks, calculate Ethereum gas costs, unit test smart contracts and run an Ethereum node on development machines.
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Certification Path
There is no prerequisite for this Blockchain CBDE exam.
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Blockchain CBDE Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Solidity Programming | 30% | - Functions, modifiers, and visibility - Solidity syntax and data types - Events, errors, and exceptions - Smart contract design patterns - Inheritance, interfaces, and libraries |
| Topic 2: Web3 Integration & Security | 10% | - Contract upgradability and maintenance - Web3.js and Ethers.js usage - Common vulnerabilities and mitigation - Secure coding practices |
| Topic 3: ERC Standards & Tokenization | 20% | - Token economics and best practices - ERC-1155 Multi-Token Standard - ERC-20 Fungible Tokens - ERC-721 Non-Fungible Tokens (NFTs) |
| Topic 4: Ethereum Architecture & EVM | 20% | - Ethereum network and node structure - Ethereum Virtual Machine (EVM) fundamentals - Transactions and message calls - Gas mechanics, fees, and optimization - Accounts, addresses, and state model |
| Topic 5: DApp Development & Deployment | 20% | - Smart contract testing and debugging - Decentralized storage: IPFS - Deployment to testnets and mainnet - Frontend integration patterns - Development tools: Truffle, Hardhat, Ganache |
