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Query is called whenever you query your chaincode's state. Queries do not result in blocks being added to the chain, and you cannot use certain functions. Which function can you not use inside a Query?
An_____________ is defined as a communication node that is responsible for the distribution of blockchain transactions in Hyperledger Fabric.
You would like to download Hyperledger Fabric. What would be the command to start the process?
Which of the following syntaxes will compile the chaincode?
The fastest way to test your chaincode is to use the REST interface on your peers. There are several REST endpoints you can test and interact with chaincode. (Select two.)
Chaincode in Hyperledger Fabric is a decentralized transactional program which is running on the validating nodes. Chaincode implements the Chaincode interface in particular, Init and Invoke functions. Which two statements about Chaincode is correct? (Select two.)
Hyperledger Composer has the following two main components.
What Hyperledger sponsored tool is a new open-source application development framework, which simplifies the creation of Hyperledger Fabric blockchain applications, thus reducing the time and complexity of development. The tool aims at helping users to create blockchain applications based on Hyperledger Fabric without needing to know the low-level (Go Programming) details involved in blockchain networks?
_____________________________provide identity, privacy, and confidentiality to the network and is an abstraction of an architecture for permissioned operations.
Hyperledger Fabric includes a ____________-based service for ordering and broadcasting network transactions. This service also provides crash fault tolerance to your network; meaning that if an accepted number of ordering service nodes are unavailable, the service continues to order and distribute blocks of transactions to channel peers. What is the service based on?

Question 2 - CBDH discussion

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When creating a network according to an organization's structure and also bootstrap a channel what are the following artifacts we would need to generate?

A.
Genesis Block, License File and Anchor Peer Configs for each organization.
Answers
A.
Genesis Block, License File and Anchor Peer Configs for each organization.
B.
Genesis Block, ledger Configuration and Anchor Peer Configs for each organization.
Answers
B.
Genesis Block, ledger Configuration and Anchor Peer Configs for each organization.
C.
Genesis Block, Channel Configuration and Anchor Peer Configs for each organization.
Answers
C.
Genesis Block, Channel Configuration and Anchor Peer Configs for each organization.
D.
Genesis Block, Channel Configuration and Anchor MSP Configs for each organization.
Answers
D.
Genesis Block, Channel Configuration and Anchor MSP Configs for each organization.
Suggested answer: C

Explanation:

To create a network according to an organization's structure, and to bootstrap a channel, we will need to generate the following artifacts: A genesis block, containing organization-specific certificates that serve to initialize the Fabric blockchain. Channel configuration information. Anchor peer configurations for each organization. An anchor peer serves as a fulcrum within an organization, for cross-organization ledger syncing using the Fabric gossip protocol.

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asked 16/09/2024
Dennis Bruyn
39 questions
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