Technical and Operational Integration Models in Financial Blockchain Systems BFC Practice Questions (Page 7)

Questions 31–35

1. 31application · medium

   A financial institution is integrating blockchain into its trade finance operations. The institution has a complex organizational structure and multiple legacy systems. To ensure a successful integration, the institution needs a governance framework. Which governance framework component is most critical?

   • AA clear decision-making authority for blockchain-related changes.
   • BA hardware procurement plan for new servers.
   • CA social media policy for employees.
   • DA marketing strategy for promoting the blockchain platform.
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2. 32application · medium

   A mid-sized bank wants to let its existing core-banking system initiate cross-border payments on a permissioned blockchain. The bank's IT team insists on minimal changes to the core system and wants to keep the existing transaction workflow intact. Which integration approach best meets these constraints?

   • ARun the blockchain as a side ledger and manually re-enter transactions from the core system each day.
   • BUse a smart contract that directly reads the core-banking database using SQL queries.
   • CReplace the core-banking system with a blockchain-native core to eliminate middleware.
   • DDeploy an API gateway and middleware layer that translates core-banking messages into blockchain transactions.
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4. 33expert · hard

   A bank is integrating a blockchain-based trade finance platform with its existing systems. The bank must ensure that the integration does not disrupt existing operations and that data is consistent across systems. The bank also needs to maintain an audit trail for regulatory purposes. Which operational integration approach best meets these requirements?

   • AUse a one-way data flow from the blockchain to legacy systems without any feedback.
   • BDisable the audit log to reduce storage overhead.
   • CUse a manual data entry process to ensure accuracy.
   • DImplement a data synchronization mechanism with conflict resolution and maintain a comprehensive audit log.
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5. 34application · medium

   A company is integrating a blockchain-based supply-chain finance platform with its existing ERP system. The ERP team is concerned that blockchain transactions might create duplicate records or cause data mismatches. Which operational integration practice should be implemented to address this concern?

   • ADisable all ERP integration and use the blockchain as the sole system of record.
   • BDefine a canonical data model and use event-driven synchronization so that the ERP and blockchain update in a coordinated manner with unique correlation IDs.
   • CUse a single shared database for both the ERP and blockchain to ensure consistency.
   • DLet each system maintain its own independent records and reconcile them manually at month-end.
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6. 35application · medium

   A healthcare payment company is integrating a blockchain to manage claims and payments. The company must comply with data protection regulations that require personal health information to be encrypted and access to be logged. Which security integration measure should be implemented?

   • ARely on the blockchain's inherent security features without additional encryption or access controls.
   • BStore all personal health information in plain text on the blockchain to ensure transparency.
   • CEncrypt sensitive data before writing it to the blockchain and use a permissioned blockchain with role-based access controls and audit logging.
   • DUse a public blockchain with no access controls to ensure immutability.
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