Hyperledger Fabric Architecture and Network Creation BDC Practice Questions (Page 4)

Questions 16–20

1. 16foundation · easy

   Which database is commonly used as the state database in Hyperledger Fabric for supporting rich queries?

   • AMongoDB
   • BCouchDB
   • CMySQL
   • DRedis
   Reveal Solution Discussion Select an answer first
2. 17foundation · easy

   In the Hyperledger Fabric chaincode lifecycle, what is the correct order of steps?

   • APackage, install, approve, commit
   • BInstall, package, commit, approve
   • CApprove, package, install, commit
   • DCommit, approve, install, package
   Reveal Solution Discussion Select an answer first
4. 18application · medium

   An administrator needs to install a chaincode package on a peer using the Fabric CLI. Which command is correct?

   • Apeer channel join mycc.tar.gz
   • Bpeer chaincode install mycc.tar.gz
   • Cpeer chaincode instantiate mycc.tar.gz
   • Dpeer lifecycle chaincode install mycc.tar.gz
   Reveal Solution Discussion Select an answer first
5. 19foundation · easy

   Which consensus mechanism is used by the ordering service in Hyperledger Fabric to achieve agreement on the order of transactions?

   • ARaft
   • BProof of Authority
   • CDelegated Proof of Stake
   • DProof of Work
   Reveal Solution Discussion Select an answer first
6. 20foundation · easy

   In Hyperledger Fabric, what is the role of the endorsement policy in the consensus process?

   • AIt defines the consensus algorithm used by the ordering service.
   • BIt manages the identities of network participants.
   • CIt determines which ordering service nodes are used.
   • DIt specifies which peers must endorse a transaction for it to be valid.
   Reveal Solution Discussion Select an answer first