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Blockchain CBDH - BTA Certified Blockchain Developer – Hyperledger

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Total 195 questions

A member can participate in multiple Hyperledger blockchain networks by way of_______

A.

Channels

B.

Peers

C.

DLT

D.

World State

Advantages of using Composer:

A.

Reduced lime to market

B.

Hides the complexity of the DLT technology

C.

Offers Domain/Business modelling capabilities

D.

All of the above

What is a transaction request sent from a client or admin user to one or more peers in a network?

A.

Chaincode

B.

Proposal

C.

Update

D.

RPC

When reviewing chaincode you see a function called "ChaincodeStubInterface" in the program.

What does this function do?

A.

It is used to access the ledger.

B.

It is used to access the chaincode interface.

C.

It is used to access the ledger and modify the ledger.

D.

It is used to stop the chaincode interface.

Hyperledger blockchain frameworks reach consensus by performing two separate activities.

What are the two activities? (Select two.)

A.

Updating Transactions

B.

Validating Transactions

C.

Ordering Transactions

D.

Writing Transactions

E.

Packing Transactions

The security module works in conjunction with the ________________________ module to provide access control service to any data recorded and business logic deployed on a chain network. 

A.

HSM

B.

Membership Services

C.

Chaincode

D.

Consensus

One essential element of blockchain technology is the availability of cryptocurrency that can be used as value token on the DLT platform.

A.

TRUE

B.

FALSE

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.

B.

Genesis Block, ledger Configuration and Anchor Peer Configs for each organization.

C.

Genesis Block, Channel Configuration and Anchor Peer Configs for each organization.

D.

Genesis Block, Channel Configuration and Anchor MSP Configs for each organization.

The Hyperledger Project consists of the following EXCEPT?

A.

Infrastructure

B.

Tools

C.

Framework

D.

Management

What is the application that is used by Hyperledger Fabric to communicate with the network?

A.

SDK

B.

SOAP PI

C.

Golang

D.

RPC API

E.

Node.js