CBP CBP Bitcoin Script and Protocol Development 1

Question 1

What programming language is used to write Bitcoin transaction scripts?

Accepted Answer

Bitcoin Script, a stack-based language

Answer

Solidity

Answer

Python

Answer

JavaScript

Question 2

What does 'P2PKH' stand for in Bitcoin scripting?

Accepted Answer

Pay-to-Public-Key-Hash

Answer

Proof-to-Private-Key-Holder

Answer

Protocol-to-Peer-Key-Hash

Answer

Pay-to-Parallel-Key-Handler

Question 3

What is the purpose of OP_RETURN in Bitcoin Script?

Accepted Answer

To embed arbitrary data in an unspendable transaction output

Answer

To return funds to the sender

Answer

To trigger smart contract execution

Answer

To return change to the sender's wallet

Question 4

What is a UTXO in Bitcoin?

Accepted Answer

Unspent Transaction Output

Answer

Unverified Transaction eXchange Output

Answer

Universal Token eXchange Order

Answer

Unsigned Transaction eXchange Operation

Question 5

What does SegWit (Segregated Witness) separate from Bitcoin transactions?

Accepted Answer

The witness data (signatures) from the transaction data

Answer

The sender's address from the receiver's address

Answer

Mining fees from block rewards

Answer

Public keys from private keys

Question 6

What is 'transaction malleability' in Bitcoin?

Accepted Answer

The ability to alter a transaction's ID without invalidating its signature

Answer

The ability to change transaction fees after broadcasting

Answer

The flexibility of Bitcoin's scripting language

Answer

The capacity of a transaction to carry multiple outputs