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CBDH BTA Certified Blockchain Developer – Hyperledger is now Stable and With Pass Result | Test Your Knowledge for Free

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CBDH Practice Questions

BTA Certified Blockchain Developer – Hyperledger

Last Update 3 days ago
Total Questions : 195

Dive into our fully updated and stable CBDH practice test platform, featuring all the latest Blockchain Developer - Hyperledger Fabric exam questions added this week. Our preparation tool is more than just a Blockchain study aid; it's a strategic advantage.

Our free Blockchain Developer - Hyperledger Fabric practice questions crafted to reflect the domains and difficulty of the actual exam. The detailed rationales explain the 'why' behind each answer, reinforcing key concepts about CBDH. Use this test to pinpoint which areas you need to focus your study on.

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Question # 21

Voting-based algorithms are advantageous in that they provide a benefit but a tradeoff. (Select two.)

Options:

A.  

Trade off between scalability and security.

B.  

Better security due to node control.

C.  

Low-latency finality.

D.  

Trade off between scalability and performance.

Discussion 0
Question # 22

All but one can be used as Orderer implementation:

Options:

A.  

Active MQ

B.  

KKafka

C.  

Solo

Discussion 0
Question # 23

The gossip data dissemination protocol performs which three functions? (Choose three.)

Options:

A.  

Manages peer discovery and channel membership

B.  

Disseminates ledger data across all peers on the channel

C.  

Manages channel membership only

D.  

Sync ledger state across all peers on any channel

E.  

Sync ledger state across all peers on the channel

F.  

Manages peer discovery only

Discussion 0
Question # 24

Exhibit.

Question # 24

The function displayed is not called:

Options:

A.  

On delete

B.  

On initialization

C.  

On upgrade

Discussion 0
Question # 25

Hyperledger Fabric Composer allows for an easy front end application development experience without having to know the network internal application structure.

How is this done in Hyperledger Fabric? 

Options:

A.  

LoopBack connector for business networks exposes a running network as a RPC API which can easily be consumed by client applications and integrate non-blockchain applications.

B.  

LoopBack connector for business networks exposes a running network as a SOAP API which can easily be consumed by client applications and integrate non-blockchain applications.

C.  

LoopBack connector for business networks exposes a running network as a SOAP or RESTFUL API which can easily be consumed by client applications and integrate non-blockchain applications.

D.  

LoopBack connector for business networks exposes a running network as a REST API which can easily be consumed by client applications and integrate non-blockchain applications.

Discussion 0
Question # 26

REST (Representational State Transfer) Server is often used to proxy requests to Hyperledger chaincode.

What value does using REST APIS provide?

Options:

A.  

Provides a well-defined process for accessing blockchain services.

B.  

Provides a well-defined middleware for connecting to off chain services such as Bitcoin.

C.  

Provides a well-defined middleware for connecting to blockchain services.

D.  

Provides a well-defined process for accessing web services.

Discussion 0
Question # 27

What type of organization can be thought of as a corporation run without any human involvement under the control of an incorruptible set of business rules?

Options:

A.  

Limited Liability Corporation

B.  

Decentralized Autonomous Organization (DAO)

C.  

Corporation

D.  

Trust

Discussion 0
Question # 28

Advantages of using Composer:

Options:

A.  

Reduced lime to market

B.  

Hides the complexity of the DLT technology

C.  

Offers Domain/Business modelling capabilities

D.  

All of the above

Discussion 0
Question # 29

What type of peer executes chaincode?

Options:

A.  

Anchor peer

B.  

Endorsing Peer

C.  

Chaincode is executed by the client

D.  

Ordered Peer

E.  

Chaincode is not executed by a peer.

Discussion 0
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