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Web3 Fundamentals
Test your knowledge on the basics of Web3 and its underlying technologies.
What is a blockchain?
A social media platform
A type of database
A web server
A programming language
What is a decentralized application (dApp)?
An application that runs on a peer-to-peer network
An application that runs on a single server
An application that is hosted on a cloud service
A mobile application
What are smart contracts?
Traditional paper contracts
Contracts that require a notary
Self-executing contracts with the terms directly written into code
Contracts written in legal language
What is a token in the context of blockchain?
A physical coin used in transactions
A method of data storage
A digital representation of a unit of value
A type of smart contract
What is the role of miners in a blockchain network?
To develop smart contracts
To create new blocks
To store data
To validate transactions
What is the difference between a public and a private blockchain?
Public blockchains are open to anyone, while private blockchains are restricted to specific users.
Public blockchains are faster than private blockchains.
Public blockchains do not use consensus mechanisms.
Private blockchains are always more secure than public blockchains.
What is the purpose of a cryptocurrency wallet?
To facilitate blockchain governance
To create smart contracts
To mine new coins
To store and manage cryptocurrencies
What is a consensus mechanism in blockchain?
A type of smart contract
A way to create dApps
A process to validate transactions
A method to secure private keys
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