Practice Test Geeks(CBSA) Certified Blockchain Solution Architect Practice Test
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Enterprise Blockchain Platforms Flashcards

7 cards from real CBSA practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.

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  1. Which Hyperledger Fabric component is responsible for ordering transactions and creating blocks?

    Answer: Orderer

    The Orderer node in Hyperledger Fabric is solely responsible for sequencing transactions and packaging them into blocks for distribution to peers.

  2. In R3 Corda, what is a 'CorDapp'?

    Answer: A distributed application built on the Corda platform

    A CorDapp (Corda Distributed Application) is a decentralized application built on the Corda platform that defines flows, contracts, and states for business logic.

  3. What is the primary consensus mechanism used by Quorum (now ConsenSys Quorum)?

    Answer: IBFT (Istanbul Byzantine Fault Tolerance)

    ConsenSys Quorum primarily uses IBFT (Istanbul Byzantine Fault Tolerance) as its consensus mechanism for enterprise private networks.

  4. In Hyperledger Fabric, what is the role of the Membership Service Provider (MSP)?

    Answer: It defines rules for validating identities and granting network permissions

    The MSP in Hyperledger Fabric abstracts cryptographic mechanisms and protocols for identity validation, defining which entities are trusted members of the network.

  5. Which enterprise blockchain platform was developed by the Digital Asset company and uses DAML as its smart contract language?

    Answer: Canton (formerly DAML on Ledger)

    Digital Asset developed DAML (Digital Asset Modeling Language) and the Canton ledger platform, designed for multi-party workflow automation in financial services.

  6. What distinguishes Hyperledger Besu from other Hyperledger projects?

    Answer: It is an Ethereum client designed for both public and enterprise private networks

    Hyperledger Besu is an enterprise-grade Ethereum client that supports both public Ethereum mainnet and private permissioned networks, implementing the EVM specification.

  7. In Hyperledger Fabric's channel architecture, what is the main purpose of a channel?

    Answer: To provide a private communication subnet between specific network members

    Channels in Hyperledger Fabric create data isolation by establishing private subnetworks where only invited members can see transaction data and ledger state.