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Web3 Fundamentals
Test your knowledge on the basics of Web3 and its underlying technologies.
What is a consensus mechanism in blockchain?
A process to validate transactions
A way to create dApps
A method to secure private keys
A type of smart contract
What is a blockchain?
A web server
A type of database
A social media platform
A programming language
What is a decentralized application (dApp)?
An application that runs on a single server
A mobile application
An application that runs on a peer-to-peer network
An application that is hosted on a cloud service
What are smart contracts?
Contracts that require a notary
Self-executing contracts with the terms directly written into code
Traditional paper contracts
Contracts written in legal language
What is the role of miners in a blockchain network?
To validate transactions
To create new blocks
To develop smart contracts
To store data
What is a token in the context of blockchain?
A method of data storage
A type of smart contract
A digital representation of a unit of value
A physical coin used in transactions
What is the difference between a public and a private blockchain?
Private blockchains are always more secure than public blockchains.
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.
What is the purpose of a cryptocurrency wallet?
To create smart contracts
To mine new coins
To store and manage cryptocurrencies
To facilitate blockchain governance
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