Blockchain Technology

Why did Nakamoto introduce blockchain technology?

• To solve the problem of double-spending

• To make transfers easier

• To decrease the transaction time

Blockchain is the backend of the Bitcoin network. State True/False.

• True

• False

What features did Vitalik Buterin add to his blockchain technology?

• Decentralization

• Smart contracts

• A Platform for developing Dapp

• Increased scalability

Which blockchain processes the greatest number of transactions per second?

• Bitcoin

• Ethereum

• Ripple

• Litecoin

Which property of blockchain technology can be both an advantage and disadvantage depending on the use case?

• Transparency

• Mining requirements

• Block size

• Network latency

Which blockchain platform was created to optimize the Internet of Things technology?

• EOI.IO

• IOTA

• NEO

• Hyperledger

Which property relates to corruption-free of blockchain?

• Immutability

• Decentralized

• Transparency

• Improved security

Who keeps track of all the transactions made on the blockchain network?

• Central bank

• Google

• Blockchain

• Peers in the network

What enhances the security of blockchain?

• Cryptography

• Decentralization

• Distributed ledger

• Immutability

Each block contains the 'data' and hash of the previous block. True/False.

• True

• False