Prompt Web3
  • 🤓Web3 Refresher Course with GptTutor
  • Creating your own Custom personas
  • Creating The Web3 GptTutor
  • Prompting the course sylibus
  • Prompting new lessons
  • Expanding parts of a lesson
  • Lesson 1
    • Lesson 1: Outline
    • Lesson 1: Assignments & Exercises
      • A1: Smart contracts in the real world
      • E1: HelloWorld.sol
  • Lesson 2
    • Lesson 2: Outline
    • Lesson 2: Assignments & Exercises
      • A1: Ethereum gas costs, data types and control structures - A brief take
      • E1: AssetManagement.sol
    • Lesson 2: Final notes and code repos
  • Lesson 3
    • Lesson 3: Outline
    • Lesson 3: Assignments & Excercises
      • A1 - Notes on View and Pure modifiers in Solidity
      • E1: EthWallet.sol
      • E1: Hardhat Tests
      • E1: NextJs Front End
    • Lesson 3: Final notes & Final project + repo
  • Lesson 4
    • Lesson 4: Outline
    • Lesson 4: Assignments & Exercises
      • A1 - Solidity error handling - notes on require, revert and assert
      • E1: EthWallet.sol - Update
      • E1 - EthWallet.test.js - Update
      • E1: NextJs Front End - Update
    • Lesson 4: Final notes & Final project + repo
  • Lesson 5
    • Lesson 5: Outline
    • Lesson 5: Assignments & Exercises
      • A1 - Using structs and mappings to manage complex data in Solidity
      • E1 - OrderSystem.sol
      • E1 - OrderSystem.test.js
    • Lesson 5: Final notes & Project Repo
  • LESSON 6
    • Lesson 6: Outline
    • Lesson 6: Assignments & Exercises
      • A1 - Solidity Interfaces - Facilitating interaction, modularity and Dapp upgradability
      • E1 - Ranked Choice Voting system
        • E1 - BallotContract.sol
        • E1 - IBallotContract.sol
        • E1 - VotingContract.sol
        • E1 - RCVotingSystem.test.js
      • E1 - Feedback
    • Lesson 6: Final notes & Project Repo
  • Lesson 7
    • Lesson 7: Outline
    • Lesson 7: Assignments & Exercises
      • E1 - Uniswap Flashswap dual Arbitrage Bot
        • E1 - FlashSwapV3.sol
        • E1 - dualArbScan.js
        • E1 - arbQuote.js
      • Lesson 7: Final notes & Project Repo
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  • Assignment 1:
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  • Exercise 2:
  1. LESSON 6

Lesson 6: Assignments & Exercises

Assignments and Practical Exercises

Assignment 1:

  • Research and write an essay on the importance of interfaces in facilitating smart contract interactions, including how they contribute to the modularity and upgradability of dApps.

Exercise 1:

  • Create two contracts where one contract calls a function of the other contract using direct calls and interfaces. Demonstrate the use of both methods and compare them in terms of ease of use and flexibility.

Exercise 2:

  • Implement a contract that creates instances of another contract and interacts with them. This could simulate a simple factory pattern, showcasing how contracts can manage dependencies and create complex ecosystems.


This lesson provides a foundational understanding of how smart contracts interact within the Ethereum ecosystem. Mastering contract interactions is essential for building complex, efficient, and secure dApps that leverage the full potential of decentralized technologies.

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Last updated 1 year ago