How does a client app communicate with Hyperledger fabric chaincode (Smart Contracts)?
A) The app uses an SDK which invokes functionality on the chaincode which then announces the transaction to any peers required to endorse the transaction
B) The app uses Hyperledger Composer to communicate with CouchDB which in turn invokes chaincode functionality
C) Client apps don't communicate with Hyperledger fabric directly, they must use Hyperledger Composer for the transmission
D) The app points to a node's IP address, then calls an invoke function on the chaincode address to start the write process

Question

Quizplus · Accepted Answer

The client app uses an SDK to interact with the Hyperledger Fabric network, invoking chaincode functions and managing the transaction process, including endorsement by peers.

How Does a Client App Communicate with Hyperledger Fabric Chaincode