"Ethereum Essentials" by Junn

A runtime environment for executing smart contracts

A type of cryptocurrency wallet

A decentralized storage system

A blockchain explorer

A type of cryptocurrency

A programming language

A blockchain platform

A digital wallet

Limited scalability

Centralized control

Proof of Work consensus

Decentralized applications

To create new smart contracts

To serve as a digital currency for transactions

To pay for transaction fees and computational services on the Ethereum network

To store data on the blockchain

Proof of Stake

Proof of Authority

Proof of Work

Delegated Proof of Stake

Self-executing contracts with the terms directly written into code

Contracts written in legal language

Contracts that require a notary

Contracts that can only be executed in court