Practice Test GeeksCBDH - Certified Blockchain Developer Hyperledger Practice Test
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System Architecture & Design Flashcards

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  1. Which Hyperledger project is an enterprise Ethereum client written in Java that supports the EVM?

    Answer: Hyperledger Besu

    Besu is an EVM-compatible Ethereum client supporting public and permissioned networks.

  2. Hyperledger Indy is primarily designed for what?

    Answer: Decentralized self-sovereign digital identity

    Indy provides tools and a ledger for decentralized, verifiable identity.

  3. Hyperledger Sawtooth organizes application logic into which construct?

    Answer: Transaction families

    Sawtooth applications are implemented as transaction families with a transaction processor.

  4. Which statement best describes Hyperledger Caliper?

    Answer: A blockchain performance benchmarking framework

    Caliper measures throughput and latency of blockchain implementations against defined workloads.

  5. Which Hyperledger project focuses on interoperability between different blockchain networks?

    Answer: Hyperledger Cacti

    Hyperledger Cacti, formerly Cactus, connects and integrates heterogeneous ledgers.

  6. What distinguishes a permissioned blockchain like Fabric from a public chain like Bitcoin?

    Answer: Participants have known, authenticated identities

    Permissioned networks restrict participation to identified members managed by MSPs.

  7. Hyperledger Explorer is used for what purpose?

    Answer: Viewing and querying blocks, transactions, and network information through a web UI

    Explorer is a dashboard for browsing ledger and network data.

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Sources & references

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  1. blockchaintrainingalliance.com — Test delivery, passing score, score release, test dates, fees, exam format, time limit · verified Oct 2026