• Difficulty - Medium
    Total Plays - 42
    Allowed Time - 10 sec
    Best time - 0.336

    Layer 2 solutions like Polygon aim to

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    #A
    #B
    #C
    #D
    Explanation:
    Layer 2 networks reduce congestion and fees by processing transactions off-chain.
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  • Difficulty - Medium
    Total Plays - 42
    Allowed Time - 10 sec
    Best time - 0.813

    Gas fees in Ethereum are paid for:

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    #A
    #B
    #C
    #D
    Explanation:
    Gas fees reward miners/validators for processing transactions and running smart contracts.
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  • Difficulty - Medium
    Total Plays - 54
    Allowed Time - 10 sec
    Best time - 0.294

    DAO stands for:

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    #A
    #B
    #C
    #D
    Explanation:
    A DAO is a blockchain-based organization run by code and community votes, not central leaders. It uses tokens and smart contracts to make collective decisions.
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  • Difficulty - Medium
    Total Plays - 48
    Allowed Time - 10 sec
    Best time - 0.770

    First blockchain ever created:

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    #A
    #B
    #C
    #D
    Explanation:
    Bitcoin is the first cryptocurrency and blockchain, launched in 2009 by an unknown person or group using the name Satoshi Nakamoto. It allows people to send and receive digital money without needing a bank or middleman.
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  • Difficulty - Medium
    Total Plays - 47
    Allowed Time - 10 sec
    Best time - 1.211

    Blockchain Oracles provide

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    #A
    #B
    #C
    #D
    Explanation:
    A blockchain oracle is a service that connects a blockchain with real-world data from outside the network. It helps smart contracts get information like weather, prices, or sports scores so they can work properly.
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  • Difficulty - Medium
    Total Plays - 39
    Allowed Time - 10 sec
    Best time - 0.939

    A private key is:

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    #A
    #B
    #C
    #D
    Explanation:
    The private key gives control over crypto assets in wallets.
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  • Difficulty - Medium
    Total Plays - 40
    Allowed Time - 10 sec
    Best time - 0.706

    What does Web3 rely on?

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    #A
    #B
    #C
    #D
    Explanation:
    Web3 uses blockchain to power trustless, decentralized applications.
    Leaderboard
  • Difficulty - Medium
    Total Plays - 39
    Allowed Time - 10 sec
    Best time - 1.134

    NFTs (Non-Fungible Tokens) represent

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    #A
    #B
    #C
    #D
    Explanation:
    NFTs tokenize unique items like art or collectibles.
    Leaderboard
  • Difficulty - Medium
    Total Plays - 44
    Allowed Time - 10 sec
    Best time - 1.017

    A smart contract is:

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    #A
    #B
    #C
    #D
    Explanation:
    Smart contracts automate actions when conditions are met.
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  • Difficulty - Medium
    Total Plays - 41
    Allowed Time - 10 sec
    Best time - 0.967

    Nodes in blockchain

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    #A
    #B
    #C
    #D
    Explanation:
    Nodes maintain the network by validating/relaying transactions
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  • Difficulty - Medium
    Total Plays - 40
    Allowed Time - 10 sec
    Best time - 2.337

    Stablecoins are pegged to:

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    Stablecoins are pegged to:
    #A
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    #C
    #D
    Explanation:
    Stablecoin is the Crypto with value pegged to a stable asset like the US dollar, to reduce volatility.
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  • Difficulty - Medium
    Total Plays - 40
    Allowed Time - 10 sec
    Best time - 1.735

    Immutability in blockchain means:

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    Immutability in blockchain means:
    #A
    #B
    #C
    #D
    Explanation:
    Once data is added to a blockchain, it can’t be altered, ensuring trust.
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  • Difficulty - Medium
    Total Plays - 45
    Allowed Time - 10 sec
    Best time - 1.379

    What is the primary purpose of a blockchain?

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    #A
    #B
    #C
    #D
    Explanation:
    A blockchain is a secure, digital ledger that records transactions in a way that is hard to change. Each block stores data and links to the one before it, making the chain tamper-proof.
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