1.- Web 1.0 represents the beginning of how users interact in the internet. In Web 1.0 the only interaction was accessing a website, read and see the images and thatâs it.
2.- A smart contract is a program that you can develop and deploy in the blockchain. As itâs already in the blockchain, the smart contract canât be modified and it will follow the rules the smart contract was supposed to follow.
3.- As the code is in the blockchain, everyone can see the code, the inputs and outputs. And as it cannot be modified because the ethereum network is descentralized, you can finally have a system that is trustless and completely verifiable.