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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 113 - CBDH discussion

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Composer Modeling Language is an object-oriented modeling language that defines the domain model for a business network definition. Essentially this is saved as a .cto file.

Which of the following is NOT a characteristics of a .cto file?

A.
It represents a set of resource definitions that includes assets, transactions, participants, ana events.
Answers
A.
It represents a set of resource definitions that includes assets, transactions, participants, ana events.
B.
Values may not be assigned to any field variable.
Answers
B.
Values may not be assigned to any field variable.
C.
The modeling language does not support multiple inheritance.
Answers
C.
The modeling language does not support multiple inheritance.
D.
It is a single namespace in which all resource declarations are implicitly defined.
Answers
D.
It is a single namespace in which all resource declarations are implicitly defined.
E.
When using Hyperledger Composer modeling language structure words “asset” and “participant” are reserved.
Answers
E.
When using Hyperledger Composer modeling language structure words “asset” and “participant” are reserved.
Suggested answer: B

Explanation:

Values can be assigned to any field variable A CTO file consists of:

• A single namespace, in which all resource declarations are implicitly.

• The overall “model” defines the representation of assets.

• A set of resource definitions that includes assets, transactions, participants, and events.

• Values may be assigned to any field variable.

• The option to import resources from other namespaces.

• When using composer modeling language, the words “asset” and “participant” are reserved.? Asset ownership instance is defined in a relationship field. (symbol: o) ? The modeling language does not support multiple inheritance.

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asked 16/09/2024
Eissa Abdulrahman Eissa
34 questions
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