Innovations in Blockchain Architecture and Smart Contract Platforms BBLC Practice Questions (Page 2)

Questions 6–10

1. 6application · medium

   A financial institution is exploring blockchain for cross-border payments. They need to reduce settlement time from days to minutes while maintaining security and compliance. Which architectural innovation is most directly applicable?

   • ASharding
   • BInteroperability protocols
   • CLayer-2 payment channels
   • DOn-chain smart contracts
   Reveal Solution Discussion Select an answer first
2. 7foundation · easy

   Which architectural innovation in blockchain is specifically designed to increase transaction throughput by partitioning the network into smaller, parallel processing groups?

   • AInteroperability protocol
   • BConsensus algorithm
   • CSharding
   • DLayer-2 solution
   Reveal Solution Discussion Select an answer first
4. 8expert · hard

   A large enterprise is evaluating blockchain platforms for a multi-party trade finance solution. They have a legal requirement to keep transaction data within the country's borders. They also need to support high transaction volumes and allow regulators to audit all transactions. Which platform choice is most appropriate?

   • AA private blockchain with off-chain data storage in a neighboring country
   • BA permissioned blockchain deployed on infrastructure within the country's borders
   • CA hybrid blockchain with public consensus and private data
   • DA public blockchain with nodes located in the country
   Reveal Solution Discussion Select an answer first
5. 9application · medium

   A healthcare consortium wants to share patient data across hospitals using blockchain. They must comply with data privacy regulations that require patient consent and the ability to delete personal data upon request. Which platform feature is most critical for this requirement?

   • AHigh transaction throughput for large volumes of patient records
   • BA public validator set to ensure decentralization
   • CSupport for off-chain storage with cryptographic proofs and on-chain access control
   • DA native cryptocurrency for transaction fees
   Reveal Solution Discussion Select an answer first
6. 10application · medium

   A company wants to connect its private blockchain to a public blockchain to enable tokenized asset trading. They need to ensure that assets are not double-spent across the two networks. Which interoperability approach is most appropriate?

   • AUse a hash-time-locked contract (HTLC) without a peg
   • BUse a notary scheme that only records transfers on one chain
   • CUse a simple cross-chain swap without locking assets
   • DUse a two-way peg with a federated sidechain
   Reveal Solution Discussion Select an answer first