The Complete Solidity Course - Zero to Advanced for Blockchain and Smart Contracts - Injected Web3 Interface Exercise Pr

The video tutorial explains how to use the JavaScript VM for deploying contracts in a test environment, avoiding the main net to save on gas fees. It discusses the setup of Metamask for switching to the main net and emphasizes using existing contract addresses for testing instead of deploying new ones. The tutorial provides detailed instructions for completing an exercise, highlighting the importance of manual function exploration and collaboration with others if Metamask is unavailable.

What steps should you take if you do not have Metamask to complete the exercise?

How can you gather information from contract addresses without deploying them?