Free Blockchain CBSA Exam Questions

Become Blockchain Certified with updated CBSA exam questions and correct answers

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Total 230 Questions | Updated On: Mar 08, 2026

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Question 1

Smart Contracts are generally written in specific programming languages. Which one is NOT a language for smart contracts?

A : t

B : per

C : L

D : lidity

Answer: A

Question 2

Consider the following scenario. A startup is building a chat app for smart phones where the messages sent between users are anonymous and get destroyed within 24 hours of being sent.

Which architecture would best solve the product need?

A : hereum for token management and chat messages; Mobile apps use JSON-RPC to communicate directly with Smart Contracts

B : ivate blockchain to persist chat messages; Custom built token system with private blockchain smart contract

C : ken management for shareholders in a public blockchain; Mobile apps and data management built on existing multitier systems without use of blockchain

D : brid blockchain for token management with Proof of Stake; private blockchain to persist the chat messages

Answer: C

Question 3

In common blockchain design, identity and transaction approval is possible through:

A : encryption

B : blic key cryptography

C : cret key cryptography

D : ne of the above

Answer: D

Question 4

What is the accepted best practice for preventing contract addresses from changing when a new contract is released?

A : ve your contract to a new blockchain

B : lete the old contract and add the new version in its place

C : dresses always change so use a calling contract

D : Use the ''- -addressForce'' parameter when releasing a new contract

Answer: D

Question 5

Which cryptocurrency is also known as 'Smart Money'in the blockchain world?

A : her

B :

C : nero

D : tecoin

Answer: A

Page: 1 / 46

Total 230 Questions | Updated On: Mar 08, 2026

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