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