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Blockchain CBDE Exam With Confidence Using Practice Dumps

Exam Code:
CBDE
Exam Name:
BTA Certified Blockchain Developer - Ethereum
Vendor:
Questions:
102
Last Updated:
Jun 16, 2025
Exam Status:
Stable
Blockchain CBDE

CBDE: Blockchain Developer - Ethereum Exam 2025 Study Guide Pdf and Test Engine

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BTA Certified Blockchain Developer - Ethereum Questions and Answers

Question 1

You interact with a smart contract and see a gas usage of 50,000 gas with a gas cost of 15Gwei.

How much Ether would you have to pay to the miner?

Options:

A.

750,000,000,000,000 Wei

B.

750,000,000,000 Wei

C.

750,000,000 Wei

D.

A flat fee of 1 Ether

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Question 2

Address.send():

Options:

A.

will cascade exceptions and address.transfer() will return a false on error.

B.

will return false on error while address.transfer() will cascade transactions.

Question 3

It’s possible to access the blockchain via an Ethereum Node:

Options:

A.

only via JavaScript because there is the proprietary Web3.js library.

B.

by any programming language, as long as it adheres to the JSON-RPC standard.