Blockchain Quiz

What does P2P stand for?

• Password to Password

• Peer to Peer

• Product to Product

• Private Key to Public Key

What is a node?

• A type of cryptocurrency

• A Blockchain

• A computer on a Blockchain network

• An exchange

Who is a miner?

• A type of blockchain

• An algorithm that predicts the next part of the chain

• A person doing calculations to verify a transaction

• Computers that validate and process blockchain transactions

What is a blockchain?

• A distributed ledger on a peer to peer network

• A type of cryptocurrency

• An exchange

• A centralized ledger

What is a dApp?

• A type of Cryptocurrency

• A condiment

• A type of blockchain

• A decentralized application

What is a private key?

• A key on your key chain

• A key is given to the public

• A key NOT to be given to the public

• A key that opens a secret door

What is a hash function?

• A fork

• Takes an input of any length and returns a decryption key to be shared with another user

• Takes an input of any length and returns a fixed-length string of numbers and letters

• Gas used for the transaction

What characteristic makes blockchain tamper-proof?

• VPN

• Immutability

• Cryptocurrency

• Servers

Is Blockchain same as Bitcoin?

• True

• False

When a record is on a blockchain, who can access it?

• Multiple people simultaneously

• One person at a time

• Only the people involved in the transaction