ArtofBlockchain

Difficulty - Medium

Total Plays - 20

Allowed Time - 10 sec

Best time - 0.789

Faster transactions than PoW?

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

#A

#B

#C

#D

Explanation:
PoS processes transactions faster by skipping energy-intensive mining. Chains like Ethereum 2.0 use it.

Leaderboard
amanda smith
@DecentralizedDev • Jun 1, 2025

Jun 1, 2025

2.8K

Are Rust Developer Jobs Only in Blockchain Now? What Backend Developers Need to Know

Are most Rust developer jobs now focused on blockchain and crypto, or do other opportunities exist? I keep seeing Rust roles tied to blockchain projects, with Rust as a must-have...

Like 6 Replies 2
AshishS
@Web3SecurityPro • Jun 21, 2025

Jun 21, 2025

1.9K

How can I create a strong Web3 UI/UX design portfolio?

How can I create a strong Web3 UI/UX design portfolio?I have 7 years of experience in website design but want to shift to Web3. My current work may not suit...

Like 6 Replies 3
Merrythetechie
@Merrythetechie • May 17, 2025

May 17, 2025

1.5K

How to Switch from Smart Contract Development to zkRollup Research

How do I move from smart contract development into zkRollup research? I understand smart contracts and the basics of blockchain. Still, I want to go deeper into zero-knowledge proofs and...

Like 6 Replies 3
Sayali Bhandari
@SayaliB • May 24, 2025

May 24, 2025

1.6K

Solidity Interview: How Do You Manage Version Compatibility and Dependencies?

How do you manage Solidity version compatibility and handle dependencies when switching blockchain projects? I faced this question in a Solidity interview. It made me realize I need better real-world...

Like 6 Replies 2
SmartContractGuru
@SmartContractGuru • Mar 22, 2025

Mar 22, 2025

1.1K

What are the different types of blockchain and Ethereum developers?

, hive mind — I’m deep-diving into Ethereum/blockchain dev and need some real talk. Everyone’s hyping Web3 and dApps, but… is that really all there is? Are there hidden roles...

Like 6 Replies 2
Shubhada Pande
@ShubhadaJP • Dec 11, 2024

Dec 11, 2024

1.4K

How Data is Written to a Blockchain: A Simple Guide

Blockchain technology has transformed how data is stored and managed. It provides a secure, transparent, and decentralized method for recording transactions and information. Central to this system is the consensus...

Like 6 Replies 2
Shubhada Pande
@ShubhadaJP • Oct 24, 2024

Oct 24, 2024

1.6K

Understanding Blockchain Developer APIs: The Key to Building Efficient dApps

🔑 Understanding Blockchain Developer APIs: The Key to Building Efficient dApps📘 What is an API?An API (Application Programming Interface) is a set of protocols and tools that allows different software...

Like 6 Replies 0
Shubhada Pande
@ShubhadaJP • Oct 26, 2024

Oct 26, 2024

1.4K

Unlocking Data Privacy: How Blockchain Keeps Your Secrets Safe

Unlocking Data Privacy: How Blockchain Keeps Your Secrets Safe 🔑Imagine trying to keep your personal information safe online. Whether it’s your banking details 💳, health records 🏥, or business secrets...

Like 6 Replies 1
Shubhada Pande
@ShubhadaJP • Oct 25, 2024

Oct 25, 2024

1.0K

Blockchain or Cryptocurrency? Discover the Real Game-Changer

👉 Imagine you're at a bustling farmers' market filled with fresh produce 🍎 and handmade crafts 🎨. As you stroll through, you notice something fascinating—every transaction is meticulously recorded in...

Like 6 Replies 2
ChainMentorNaina
@ChainMentorNaina • Apr 20, 2025

Apr 20, 2025

997

need advice! should I shift to Dapps developement

Hey all, I am a full stack web developer with 5 years experience and now I am thinking of switching to Dapps development. It is a interesting thing to learn...

Like 6 Replies 0
Shubhada Pande
@ShubhadaJP • Oct 27, 2024

Oct 27, 2024

1.1K

Smart Contract in Blockchain

IntroductionBlockchain technology has been making waves in recent years, and one of its most fascinating aspects is the concept of smart contracts. But what exactly are smart contracts in blockchain,...

Like 6 Replies 0
Shubhada Pande
@ShubhadaJP • Oct 27, 2024

Oct 27, 2024

1.0K

Parametric Insurance and Blockchain

IntroductionAs our planet confronts the harsh realities of climate change, the unpredictability of weather events intensifies, posing severe risks to lives and livelihoods globally. Traditional insurance models often struggle under...

Like 6 Replies 0
Tushar Dubey
@DataChainTushar • Apr 9, 2026

Apr 9, 2026

79

Singapore Web3 offer: probation, notice period, and pressure to join fast — normal or red flag?

I got a Singapore Web3 offer, but I’m uneasy about how fast they want me to decide and join. I’m already employed, so I cannot resign overnight. On top of...

Like 5 Replies 5
Shubhada Pande
@ShubhadaJP • Apr 7, 2026

Apr 7, 2026

195

Post a Web3 Job | Blockchain Job Board for Founders, Recruiters & Hiring Teams

Post a Web3 job on AOB to reach a focused blockchain careers audience. Built for founders, recruiters, and hiring teams who want stronger role clarity, better applicant quality, and optional...

Like 5 Replies 1
SmartChainSmith
@SmartChainSmith • Mar 5, 2026

Mar 5, 2026

110

Bay Area smart contract dev relocation: relocation to US for blockchain roles realistic timeline — what did yours look like?

I’m planning Bay Area relocation for a smart contract developer role and I need a realistic answer on the relocation timeline to the US when visa sponsorship and hiring cycles...

Like 5 Replies 3
Miben Rogers
@YGHQ65t • Feb 17, 2026

Feb 17, 2026

1.4K

US Web3 startup interview: I blanked on EVM gas (SSTORE/SLOAD, warm vs cold, slot packing). What’s the mental model engineers use in real contracts?

Yesterday I had a smart contract interview with a US-based Web3 startup (small team, very practical round). They went deep on EVM storage gas: SSTORE vs SLOAD, warm vs cold...

Like 5 Replies 7
ChainMentorNaina
@ChainMentorNaina • Feb 24, 2026

Feb 24, 2026

522

Security audits for blockchain-based casinos in Singapore/APAC — what do auditors actually focus on (fairness, RNG, bots)?

I’ve been reading more about security audits for blockchain-based casinos, and it feels different from the usual DeFi/protocol audits people discuss. These systems handle real money, game logic, payouts, randomness,...

Like 5 Replies 8
WillowSyncDev
@WillowSyncDev • Feb 9, 2026

Feb 9, 2026

626

I’m a blockchain developer returning after a 1.5-year break — how do I explain the gap for US-based Web3 roles (EST/PST overlap etc)?

I’ve been building in Web3 for ~4 years, then took a 1.5-year break for personal reasons plus a few freelance experiments that didn’t scale. Now I’m trying to re-enter, and...

Like 5 Replies 5
Sheza Henry
@ChainVisionary • Feb 8, 2026

Feb 8, 2026

819

DeFi Developer Roles: What Legal & Regulatory Risks Should I Actually Prepare For?

I’m evaluating a DeFi developer role at a small protocol, and the closer I look, the more unsure I get about the legal side rather than the technical side.Here’s my...

Like 5 Replies 7