A developer is choosing a client to run an Ethereum node for a production application. They need a client that is actively maintained and supports the latest Ethereum upgrades. Which type of client should they choose?

An execution client like Geth or Nethermind

A deprecated client like the original Ethereum Wallet

Which of the following correctly lists Ethereum upgrades in chronological order?

Homestead → Serenity → Metropolis

Homestead → Metropolis → Serenity

Metropolis → Homestead → Serenity

Serenity → Homestead → Metropolis

A developer is setting up a new Ethereum node and wants to ensure it is secure and efficient. Which of the following are recommended practices? (Select all that apply.)

Use a hardware wallet to store the node's private keys

Run both an execution client and a consensus client

Expose the node's RPC port to the public internet for easy access

Keep the node's software updated to the latest stable version

Monitor the node's disk space and network usage

EC-CouncilBlockchain Developer Certification

Domain 5Objective 1

Ethereum's Purpose, Ecosystem, and Evolution BDC Practice Questions (Page 1)

Part of the Ethereum and Smart Contract Development domain, which makes up ~11% of our current practice bank.

42questions here

9free pages

3concepts

Questions 1–5

1application · medium
A developer is setting up a local development environment to test a smart contract before deploying to a testnet. They want to simulate the Ethereum network without using real ETH. Which tool should they use?
Select an answer first
2foundation · easy
Which of the following is a key component of the Ethereum ecosystem that acts as an interface for users to interact with the blockchain and manage their accounts?
Select an answer first
3application · medium
A developer is choosing a client to run an Ethereum node for a production application. They need a client that is actively maintained and supports the latest Ethereum upgrades. Which type of client should they choose?
Select an answer first
4foundation · easy
Which of the following correctly lists Ethereum upgrades in chronological order?
Select an answer first
5expert · hard · select all that apply
A developer is setting up a new Ethereum node and wants to ensure it is secure and efficient. Which of the following are recommended practices? (Select all that apply.)
Select an answer first

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Ethereum's Purpose, Ecosystem, and Evolution BDC Practice Questions (Page 1)

Questions 1–5

A developer is setting up a local development environment to test a smart contract before deploying to a testnet. They want to simulate the Ethereum network without using real ETH. Which tool should they use?

Which of the following is a key component of the Ethereum ecosystem that acts as an interface for users to interact with the blockchain and manage their accounts?

A developer is choosing a client to run an Ethereum node for a production application. They need a client that is actively maintained and supports the latest Ethereum upgrades. Which type of client should they choose?

Which of the following correctly lists Ethereum upgrades in chronological order?

A developer is setting up a new Ethereum node and wants to ensure it is secure and efficient. Which of the following are recommended practices? (Select all that apply.)

Keep studying — Ethereum and Smart Contract Development