Enterprise Blockchain Platforms and Frameworks BBLC Practice Questions (Page 6)

Questions 26–30

1. 26foundation · easy

   What is the role of standards in enterprise blockchain interoperability?

   • AThey eliminate the need for consensus
   • BThey provide common protocols and formats that enable different platforms to work together
   • CThey mandate the use of a single blockchain platform
   • DThey increase transaction fees
   Reveal Solution Discussion Select an answer first
2. 27expert · hard

   A multinational corporation is selecting an enterprise blockchain platform for a cross-border supply chain. They have operations in countries with strict data residency laws. They need to ensure that transaction data for each country remains within that country's borders, but they also need a unified view for global reporting. Which platform feature is most important?

   • AInteroperability with existing ERP systems
   • BSupport for data residency through regional deployment and private data collections
   • CA single global ledger with all data visible to all participants
   • DHigh transaction throughput for global scale
   Reveal Solution Discussion Select an answer first
4. 28foundation · easy

   Which component of Hyperledger Fabric is responsible for packaging and distributing transactions to peers in a defined order?

   • AOrdering service
   • BCertificate Authority
   • CPeer node
   • DChaincode
   Reveal Solution Discussion Select an answer first
5. 29foundation · easy

   Which enterprise blockchain platform is known for its modular architecture and permissioned network design, making it a common choice for supply chain and trade finance applications?

   • ABitcoin
   • BEthereum (public)
   • CRipple
   • DHyperledger Fabric
   Reveal Solution Discussion Select an answer first
6. 30application · medium

   A healthcare consortium is deploying Hyperledger Fabric to manage patient consent records. Each hospital runs a peer node, and the chaincode must enforce that only the patient's primary care provider can update consent status. The network uses a single channel for all hospitals. Which chaincode design pattern best enforces this rule?

   • AImplement access control within the chaincode by checking the submitter's certificate against the patient's assigned provider before allowing an update
   • BCreate a separate channel for each patient so only the primary care provider can access the consent record
   • CRely on the ordering service to filter transactions based on the patient's consent status
   • DUse a private data collection to store consent records and allow all hospitals to update them
   Reveal Solution Discussion Select an answer first