Cross-Chain Communication and Interoperability Protocols BBLC Practice Questions (Page 8)

Questions 36–38

1. 36foundation · easy

   What is a key regulatory consideration when an enterprise uses cross-chain interoperability?

   • AInteroperability automatically exempts the enterprise from all data privacy laws
   • BThe enterprise must use a single regulatory framework for all chains
   • CCross-chain transactions are always anonymous and therefore not subject to regulation
   • DData transferred across chains may be subject to different jurisdictions and data protection laws
   Reveal Solution Discussion Select an answer first
2. 37expert · hard

   A bank wants to use a public blockchain bridge to transfer tokenized assets between its private network and a public network. The bank's regulator requires that the bank can prove the exact state of the private network at the time of each transfer. Which bridge design best supports this regulatory requirement?

   • AA federated bridge with validators from multiple banks
   • BAn optimistic bridge with a 7-day challenge period
   • CA notary bridge that relies on the bank's own attestation
   • DA light-client bridge that verifies the private network's consensus proofs
   Reveal Solution Discussion Select an answer first
3. 38foundation · easy

   In the Cosmos ecosystem, what is the primary purpose of the Inter-Blockchain Communication (IBC) protocol?

   • ATo provide a single consensus mechanism for all blockchains
   • BTo enable different blockchains to transfer tokens and data between each other
   • CTo create a new cryptocurrency for the Cosmos network
   • DTo replace the need for validators in each blockchain
   Reveal Solution Discussion Select an answer first