What are nodes in cryptocurrencies? In simple words, a node is any computer in the network of the blockchain system. But using your home PC as it is not very convenient. Firstly, you need 24/7 access to the Internet, and secondly, a reliable uninterruptible power supply. Therefore, it is more correct to say that a node is a server with special software that is connected to the cryptocurrency blockchain network.Functions of nodes in the blockchain: Any cryptocurrency system cannot exist withou...