Hyperledger Fabric Architecture and Network Creation BDC Practice Questions (Page 3)

Questions 11–15

1. 11foundation · easy

   In the Hyperledger Fabric transaction flow, what happens after a client sends a transaction proposal to endorsing peers?

   • AThe client updates the world state.
   • BThe peers commit the transaction to the ledger.
   • CThe ordering service orders the transaction.
   • DThe endorsing peers execute the chaincode and return endorsement responses.
   Reveal Solution Discussion Select an answer first
2. 12foundation · easy

   Which Fabric CLI command is used to install chaincode on a peer?

   • Apeer chaincode package
   • Bpeer chaincode instantiate
   • Cpeer chaincode install
   • Dpeer chaincode invoke
   Reveal Solution Discussion Select an answer first
4. 13expert · medium

   An organization wants to join an existing Fabric channel. The channel's configuration currently does not include the organization's MSP. What is the first step to add the organization to the channel?

   • AGenerate the organization's certificates and MSP using cryptogen.
   • BInstall the organization's MSP on all existing peers.
   • CRestart the ordering service to include the new organization.
   • DCreate a channel configuration update transaction that adds the organization's MSP definition.
   Reveal Solution Discussion Select an answer first
5. 14foundation · easy

   What is the purpose of the crypto-config.yaml file in Hyperledger Fabric?

   • ATo define the network topology and channels
   • BTo configure the Docker containers for the network
   • CTo set the endorsement policies for chaincode
   • DTo specify the number and type of certificates to generate for organizations and components
   Reveal Solution Discussion Select an answer first
6. 15foundation · easy

   Why is Docker Compose commonly used to bootstrap a Hyperledger Fabric network for development?

   • AIt manages the ordering service consensus.
   • BIt automatically generates the cryptographic material.
   • CIt allows defining and starting all network components as containers with a single command.
   • DIt provides a built-in chaincode development environment.
   Reveal Solution Discussion Select an answer first