A block in a Blockchain has a header and _____

Who coined the phrase “smart contract”?

What is the hashing algorithm used in Litecoin?

What is one of the main uses of dAPIs?

What does the term 'P2P' stand for in Blockchain terminology?

What does UTXO stand for?

What is a block in the context of blockchain technology?

What is a Block Header?

What is a backup phrase?

What is the purpose of the datetime library in Python?