Personal
Missions
Learning Paths
NEW
Explore
0.00
LEMON
0
Connect Wallet
Login
Share Link
10 items
Crypto Quiz @RaRa
Generated with Google Forms document
What is the purpose of a nonce in cryptocurrency mining?
B. To create a new block
D. To secure the network
C. To solve the cryptographic puzzle
A. To verify transactions
What is the primary function of a blockchain in cryptocurrency?
D) To control the price of cryptocurrencies
C) To provide a secure, immutable ledger of transactions
A) To store personal data of users
B) To enable reversible transactions
What is the purpose of mining in a Proof-of-Work (PoW) blockchain?
D) To hack other blockchains
A) To decrease the supply of the cryptocurrency
C) To validate and add new transactions to the blockchain
B) To create new wallets for users
What is the maximum supply of Bitcoin (BTC)?
B) 25 million
C) 18 million
A) 21 million
D) 28 million
What is the role of a blockchain node in a decentralized network?
Generating new coins
Storing private keys
Validating transactions
Executing smart contracts
What is the concept of 'gas' in the Ethereum blockchain?
A. Fuel for transactions
E. None of the above
D. Decentralized exchange
B. Digital currency
C. Smart contract
What is the role of a smart contract in blockchain technology?
Facilitating automated transactions
Verifying cryptocurrency transactions
Regulating cryptocurrency supply
Ensuring network security
Which of the following is a commonly used consensus mechanism in cryptocurrencies?
B) Proof-of-Transaction (PoT)
C) Proof-of-Identity (PoI)
D) Proof-of-Mining (PoM)
A) Proof-of-Stake (PoS)
What is the role of a cryptocurrency wallet?
Storing and managing digital assets
Managing social media accounts
Storing physical currency
Sending and receiving emails
Which of the following is a feature of a decentralized exchange (DEX)?
C) Higher transaction fees compared to centralized exchanges
D) Only trades Bitcoin
A) Central authority controlling transactions
B) Peer-to-peer trading without intermediaries
Finish Attempt
0