ArtofBlockchain

Difficulty - Medium

Total Plays - 54

Allowed Time - 10 sec

Best time - 1.182

Which consensus offers fastest finality?

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#A

#B

#C

#D

Explanation:
BFT-based (Byzantine Fault Tolerant) consensus mechanisms achieve instant or near-instant finality by requiring agreement among validators in just one round of communication, allowing transactions to be finalized in seconds—faster than PoW, PoS, or DPoS.

Leaderboard
Difficulty - Medium

Total Plays - 35

Allowed Time - 10 sec

Best time - 0.734

Which consensus offers fastest finality?

Tip: Click "Play" to reveal options and start playing.

#A

#B

#C

#D

Explanation:
BFT-based (Byzantine Fault Tolerant) consensus mechanisms achieve instant or near-instant finality by requiring agreement among validators in just one round of communication, allowing transactions to be finalized in seconds—faster than PoW, PoS, or DPoS.

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KK
@kaustubh • Sep 4, 2025

Sep 4, 2025
1.8K

How'd you explain Blockchain to a 5 and a 10 Year Old?

Just curious - how’d you go about explain what blockchain is to a 5 and a 10 year old? Someone asked me - and I couldn’t. Let me know.

Like 5 Replies 2
Difficulty - Medium

Total Plays - 67

Allowed Time - 10 sec

Best time - 1.561 sec

What is the EVM?

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#A

#B

#C

#D

Explanation:
The Ethereum Virtual Machine (EVM) is a global, decentralized computer that executes smart contracts on the Ethereum blockchain. It ensures every node produces the same results, keeping the network consistent and secure.

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Masum Ahmed
@RUVjrx2 • Aug 28, 2025

Aug 28, 2025
512

4 YoE exp as fullstack , looking to switch to web3 ever since I went to TOKEN2049

I am having a 4 YoE in Fullstack development, have been working in react , typescript, node , AWS , Docker , kubernetes, testing , python . Have little knowledge...

Like 7 Replies 2
Difficulty - Medium

Total Plays - 52

Allowed Time - 10 sec

Best time - 1.790

What is front-running in DeFi?

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#A

#B

#C

#D

Explanation:
Traders exploit transaction ordering for profit.

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Masum Ahmed
@RUVjrx2 • Aug 28, 2025

Aug 28, 2025
465

TOKEN2049 Dubai

Anyone who participated in TOKEN2049 Dubai?

Like 2 Replies 1
Difficulty - Medium

Total Plays - 48

Allowed Time - 10 sec

Best time - 1.153

Q. Which best describes a 51% attack in blockchain?

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#A

#B

#C

#D

Explanation:
A 51% attack happens when one miner/validator controls over half the network’s power or stake. This lets them rewrite history or double-spend coins, threatening security. It’s rare on large chains like Bitcoin but a risk for smaller ones.

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Angela Richard
@Web3SkillMapper • Aug 24, 2025

Aug 24, 2025
509

Is a Blockchain MBA worth it for getting into Web3 leadership?

I’m thinking about joining a Blockchain MBA or an executive program. I want to move into a leadership role in Web3 like product, strategy, business development, or similar.Has anyone here...

Like 9 Replies 2
Sayali Bhandari
@SayaliB • Aug 19, 2025

Aug 19, 2025
1.7K

CertiK Blockchain Infrastructure Engineer Interview Need tips

Hey all, I just gout an interview call for CertiK Blockchain Infrastructure Engineer position. Can anyone share tips and experiences for preparation? I have experience with server management, AWS, Alicloud,...

Like 5 Replies 1
Bondan S
@Layer1Bondan • Aug 17, 2025

Aug 17, 2025
2.6K

Which job offer should I choose Startup or Established Blockchain protocol

I am confused and excited too. I have two job offers in hand. one from a layer 1 startup and another from the established blockchain protocol. Though the startup is...

Like 1 Replies 3
Santosh kumar Valuroutu
@R7uufvU • Dec 14, 2025

Dec 14, 2025
642

Need guidance

I learned blockchain basics, solidity and foundry and I don't know what to do next. I am interested in daaps and have some ideas.

Like 7 Replies 0
ChainMentorNaina
@ChainMentorNaina • Aug 11, 2025

Aug 11, 2025
1.4K

Is Blockchain Development More Stressful Than Software Engineering? Seeking Real Developer Insights

I’m thinking a career switch from Python development to blockchain development, but I’m unsure about the reality of stress, workload, and job security in this field. For experienced blockchain developers,...

Like 5 Replies 2
BennyBlocks
@BennyBlocks • Aug 11, 2025

Aug 11, 2025
1.8K

Can Non-Developers switch to a Solidity & Web3 Career?

Hey all, has anyone made a switch to the development side in the blockchain industry? I am from non-technical background and dont have any experience or knowledge of coding or...

Like 8 Replies 4
MakerInProgress
@MakerInProgress • Aug 7, 2025

Aug 7, 2025
1.2K

Career Scope: Data Structures in Blockchain Development

I’m preparing for a tech interview that focuses heavily on blockchain, and I’m trying to really understand how blockchain works as a data structure. I know the basics like features...

Like 7 Replies 2
Smita Geaorge
@SmartChainSmith • Aug 7, 2025

Aug 7, 2025
1.4K

Is Solidity Still the Top Choice for Smart Contract Development in Blockchain?

Hi!I am new to blockchain. I just started learning Solidity for Ethereum. But I heard about Vyper, Rust, and Michelson too. Now I am not sure which language to choose.If...

Like 3 Replies 5
Sayali Bhandari
@SayaliB • Aug 6, 2025

Aug 6, 2025
1.5K

Interview struggle: ERC-20 & ERC-721 questions Need Advice!

I got my first interview call as a smart contract developer, and I am prepping hard, brushing up on concepts and other things. While studying, I am stuck with the...

Like 3 Replies 4
Riddhi R.
@tZONuaB • Mar 10, 2025

Mar 10, 2025
3.0K

New To Blockchain, seeking guidance

Hello, I am new to blockchain field. I am creating nft marketplace as a practice project as a part of my learning journey. I am still new for this field...

Like 5 Replies 4
Amanda Smith
@AmandaS • Jul 25, 2025

Jul 25, 2025
1.4K

Should I learn Solidity, Rust or both for smart contract development?

Hey everyone,So I'm trying to figure out whether I should learn Solidity or Rust for smart contracts and honestly getting pretty confused by all the different advice out there.My background...

Like 7 Replies 3
Jay
@NukangaNetwork • Jul 25, 2025

Jul 25, 2025
767

Where to start? Newbie in Blockchain.

I am building a Network State. Gradually I will be incorporating more and more Web 3 tech into our community such as NFTs, our own cryptocurrency and a DAO.How should...

Like 2 Replies 1