Ethereum Mining and Personal API Quiz
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Questions and Answers

What does miner.start(6) do?

  • Assigns 6 parallel threads to the mining operation (correct)
  • Creates a new account within a node
  • Stops the miner
  • Inspects the contents of the transaction pool

    • What does personal.newAccount() do?

  • Stops the miner
  • Starts the miner
  • Inspects the contents of the transaction pool
  • Creates a new account within a node (correct)

    • What does txpool.inspect() do?

  • Assigns parallel threads to the mining operation
  • Stops the miner
  • Lists all the pending transactions for inspection (correct)
  • Creates a new account within a node

    • What is the purpose of Personal API?

    <p>Creation and management of accounts within a node</p> Signup and view all the answers

    What does the Web3.js library provide when included into a Dapp?

    <p>Web3 object for Dapp usage</p> Signup and view all the answers

    Study Notes

    Miner Functions

    • miner.start(6) initiates mining operations with a target of 6 threads, optimizing processing power for block creation.
    • This function enhances the likelihood of successfully mining blocks by utilizing multiple threads in the mining process.

    Personal API Functions

    • personal.newAccount() creates a new Ethereum account, generating a unique address and a private key for secure transactions.
    • The account creation process often includes a prompt for a passphrase to protect the private key from unauthorized access.

    Transaction Pool Inspection

    • txpool.inspect() provides a detailed overview of the current transaction pool, including pending and queued transactions.
    • This function helps in analyzing the status of transactions waiting for confirmation on the blockchain.

    Purpose of Personal API

    • The Personal API serves to manage user accounts and enhance the security of account-related operations.
    • It enables functionalities like account creation, unlocking of accounts, and managing keys and passwords for secure interactions with the blockchain.

    Web3.js Library

    • The Web3.js library offers a comprehensive interface for interactions between decentralized applications (Dapps) and the Ethereum blockchain.
    • It provides methods for sending transactions, interacting with smart contracts, managing user accounts, and querying blockchain data efficiently.

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    Description

    Test your knowledge of Ethereum mining and personal API with this quiz. Explore functions like miner.start(), miner.stop(), and personal.new, and understand how to manage accounts and private keys within a node.

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