ArtofBlockchain

Tushar Dubey
@DataChainTushar • Sep 26, 2025

Sep 26, 2025

1.8K

Anyone here moved from TradFi to DeFi?

I’m currently working in TradFi and thinking of switching to DeFi, but dont know how to proceed further.A few things I’m trying to figure out:Do skills like financial modeling and...

Like 2 Replies 3
Abasi T
@ggvVaSO • Feb 20, 2026

Feb 20, 2026

3.3K

How can I get a remote blockchain job if I’m not in a preferred country or region?

How can I get a remote blockchain job from anywhere, even if companies prefer certain regions? I have four years’ experience as a smart contract developer. I work with Solidity...

Like 7 Replies 5
Difficulty - Medium

Total Plays - 46

Allowed Time - 10 sec

Best time - 0.758

Which hash function does Bitcoin use?

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Explanation:
Bitcoin uses the SHA-256 cryptographic hash function to secure transactions and link blocks in the blockchain. This algorithm produces a fixed 256-bit output, ensuring immutability and resistance to tampering. By using SHA-256, Bitcoin maintains trust, decentralization, and data integrity across the network

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CryptoCoder_AJ
@CryptoCoderAJ • Sep 25, 2025

Sep 25, 2025

448

Company Going Blockchain - How Do I Actually Make This Career Switch Happen?

My company is moving into blockchain development. What's the best way to convince my manager to let me transition into a new role internally?Honestly, I'm kind of freaking out because...

Like 6 Replies 3
Difficulty - Medium

Total Plays - 38

Allowed Time - 10 sec

Best time - 0.959

What does zk-SNARK stand for?

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Explanation:
zk-SNARKs are zero-knowledge proofs that improve blockchain privacy and scaling by verifying transactions without revealing sensitive data.

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Abhishek Rajbhar
@abhishekrajbhar • Sep 22, 2025

Sep 22, 2025

442

Hello guys new here..... 👋👋

Hello guys, I'm new here. I got invited on LinkedIn by @ShubhadaJP, so I am here.I am a crypto and Web3 writer.You can connect with me here - https://www.linkedin.com/in/abhishek-rajbhar/

Like 6 Replies 2
AlexDeveloper
@Alexdeveloper • Sep 20, 2025

Sep 20, 2025

980

As a First-Year Student, Should I Start with Blockchain, Game Development, or AI?

Should I get into Blockchain development? or get into Game Development ? or something else, maybe something related to AI? I am a first-year student and exploring options

Like 9 Replies 2
Shubhada Pande
@ShubhadaJP • Sep 20, 2025

Sep 20, 2025

2.7K

How to Crack Solidity Interviews in 2025: From Technical Prep to Career Growth

Solidity interviews in 2025 are a different challenge. Employers hiring for senior smart contract developer roles expect more than syntax knowledge. They want to see if you can design secure,...

Like 10 Replies 1
AshishS
@Web3SecurityPro • Jan 1, 2026

Jan 1, 2026

358

I’m a UX designer trying to break into Web3, but I can’t tell if I’m learning the right things or just guessing

I’ve been trying to move into Web3 UX for a while now and honestly I’m a bit confused about what actually matters.In Web2 things felt clearer — usability testing, user...

Like 1 Replies 1
Shubhada Pande
@ShubhadaJP • Sep 13, 2025

Sep 13, 2025

728

From Play-to-Earn to GameFi: Blockchain Gaming Developer Career Roadmap, Salaries & Skills 2025

The fusion of blockchain and gaming is transforming digital entertainment and professional opportunity. As play-to-earn (P2E) and GameFi models surge, blockchain gaming developers are now among the most sought-after professionals...

Like 5 Replies 1
Sheza Henry
@ChainVisionary • Sep 11, 2025

Sep 11, 2025

2.3K

Do Python Developers Need Solidity, Rust, or Golang for Web3 Jobs Abroad in 2025?

How can I target the best countries for blockchain developer jobs as a Python pro? I have eight years of Python experience and want to work in blockchain.My goal is...

Like 2 Replies 3
Merrythetechie
@Merrythetechie • Sep 10, 2025

Sep 10, 2025

637

Struggling with my blockchain developer cover letter. How do I make it stand out?

Can anyone suggest me the best way for writing a blockchain developer cover letter that stands out. I am a junior blockchain developer.As per my understanding, there should be a...

Like 8 Replies 4
Difficulty - Medium

Total Plays - 52

Allowed Time - 10 sec

Best time - 1.182

Which consensus offers fastest finality?

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

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#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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Difficulty - Medium

Total Plays - 34

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

413

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 - 65

Allowed Time - 10 sec

Best time - 1.561 sec

What is the EVM?

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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

419

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 - 51

Allowed Time - 10 sec

Best time - 1.790

What is front-running in DeFi?

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Explanation:
Traders exploit transaction ordering for profit.

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Masum Ahmed
@RUVjrx2 • Aug 28, 2025

Aug 28, 2025

373

TOKEN2049 Dubai

Anyone who participated in TOKEN2049 Dubai?

Like 2 Replies 1
Difficulty - Medium

Total Plays - 45

Allowed Time - 10 sec

Best time - 1.153

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

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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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