The JSON-RPC Protocol:
A) is used to communicate between blockchain nodes.
B) is used to ensure safe communication between miners.
C) is a mean of dumping the blockchain data in a so-called consensus export.
D) is used to communicate between the blockchain node and externally running applications.

Question

Quizplus · Accepted Answer

JSON-RPC is a remote procedure call (RPC) protocol encoded in JSON. It is used to communicate between a blockchain node and externally running applications, allowing these applications to interact with the blockchain.