Job offersCompaniesTestsBlogI'm an employerSign upLog in
fr
fr
Home>IT Tests>Questions>Blockchain - Fundamentals

39 interview questions on Blockchain - Fundamentalsfor developers (2025)

Test your technical skills before an interview of Blockchain - Fundamentals with 39 corrected questions. Beginner, Intermediate or Expert level.

or
Technology
Profession
Test
Sort by
Newest
Most popular
Last review
Filter by
Published
3812
To review
16
39 questions
Easy
15 votes518 runs0 comment

What does EVM stand for?

Blockchain Expert
ethereum
virtual machine
Anonymous authorat Nov 7, 2022
Medium
3 votes493 runs0 comment

What is the private key of a cryptocurrency wallet?

Blockchain Expert
cryptocurrency
wallet
Anonymous authorat Nov 11, 2022
Medium
3 votes478 runs1 comment

Layer 2 is a technology that aims to improve the functionality of certain blockchains and relieve the network of a main blockchain (Layer 1).

Blockchain Expert
blockchain
layer 2
Anonymous authorat Nov 14, 2022
Easy
3 votes475 runs0 comment

What does NFT stand for?

Blockchain Expert
blockchain
cryptocurrency
Anonymous authorat Sep 19, 2022
Medium
2 votes449 runs0 comment

What are the main differences between an NFT and a classic token?

Blockchain Expert
blockchain
token
nft
Anonymous authorat Nov 21, 2022
Medium
2 votes445 runs0 comment

What is the scalability of a blockchain?

Blockchain Expert
blockchain
scalability
Anonymous authorat Nov 21, 2022
Medium
1 vote448 runs0 comment

DeFi: Offers an alternative to traditional centralized finance, Implements brand-new finance mechanics

Blockchain Expert
finance
decentralized
Anonymous authorat Nov 15, 2022
Easy
1 vote437 runs0 comment

What does DeFi stand for?

Blockchain Expert
blockchain
finance
Anonymous authorat Sep 19, 2022
Medium
1 vote48 runs0 comment

What is Web3.0?

Blockchain Expert
web3
blockchain
Anonymous authorat Mar 15, 2022
Hard
0 vote514 runs1 comment

A centralized blockchain:

Blockchain Expert
blockchain
transaction fees
Anonymous authorat Nov 8, 2022
Hard
0 vote458 runs1 comment

In the blockchain ecosystem, a bridge is a smart contract or a set of smart contracts that allows the exchange of cryptocurrencies between two different blockchains.

Blockchain Expert
smart contract
blockchain
Anonymous authorat Nov 14, 2022
Easy
0 vote452 runs0 comment

When was the concept of Bitcoin created?

Blockchain Expert
history
Anonymous authorat Sep 19, 2022
Hard
0 vote451 runs0 comment

What is the standard for NFTs?

Blockchain Expert
standards
Anonymous authorat Nov 21, 2022
Medium
0 vote451 runs0 comment

What are the different types of blockchains?

Blockchain Expert
blockchain
types
Anonymous authorat Sep 19, 2022
Hard
0 vote450 runs0 comment

What are the different types of consensus mechanisms used in blockchains?

Blockchain Expert
blockchain
consensus
Anonymous authorat Sep 19, 2022
Easy
0 vote448 runs1 comment

Once data is recorded on the blockchain, it is immutable and available to everyone.

Blockchain Expert
blockchain
data
Anonymous authorat Sep 19, 2022
Easy
0 vote444 runs0 comment

When was the first Bitcoin block mined?

Blockchain Expert
blockchain
bitcoin
Anonymous authorat Nov 14, 2022
Easy
0 vote438 runs0 comment

During a transaction, the choice of network corresponds to :

Blockchain Expert
blockchain
network
Anonymous authorat Nov 21, 2022
Medium
0 vote434 runs0 comment

A cryptocurrency wallet works with a private key.

Blockchain Expert
cryptocurrency
wallet
Anonymous authorat Nov 22, 2022
Medium
0 vote335 runs0 comment

What is a DApp?

Blockchain Expert
blockchain
smart contract
Anonymous authorat Sep 19, 2022