CBSA Enterprise Blockchain Platforms 2

Question 1

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

Accepted Answer

Orderer

Answer

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

Question 2

In R3 Corda, what is a 'CorDapp'?

Accepted Answer

A distributed application built on the Corda platform

Answer

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

Question 3

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

Accepted Answer

IBFT (Istanbul Byzantine Fault Tolerance)

Answer

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

Question 4

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

Accepted Answer

It defines rules for validating identities and granting network permissions

Answer

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

Question 5

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

Accepted Answer

Canton (formerly DAML on Ledger)

Answer

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

(CBSA) Certified Blockchain Solution Architect Practice Test

(CBSA) Certified Blockchain Solution Architect Practice Test

CBSA Enterprise Blockchain Platforms 2