A definite function's ability to provide results that pass statistical tests for randomness is referred to as pseudorandom.
Node
An essential component of a blockchain infrastructure, a node stores data and allows all communication (transactions) to pass through it.
Fiat
Fiat money, often known as fiat currency, is money that a government has recognized as legal tender and that it supports.
Off-Chain
All network users can see on-chain transactions because they are recorded on the distributed ledger. Off-chain transactions, however, take place away from the blockchain network