Blockchain Quiz

quiz

Blockchain Quiz channel for Web3 learners and professionals: practice blockchain, DeFi, NFT, smart contract, and blockchain security quiz questions with answers

  • Difficulty - Medium
    Total Plays - 42
    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 - 47
    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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