CBSA by Blockchain Valid Free Exam Practice Test

Question 1

The block creation time is set to how many minutes in Bitcoin?

A. 15 B. 150 C. 120 D. 10 E. 100 F. 1

Correct Answer: D

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Question 2

Ideal bug reports link the bug being reported to a _______________

A. Business Value B. Progression Issue C. Business Target D. Business Process E. Regression Issue

Correct Answer: A

Question 3

Gas has multiple associated terms with it: Gas Prices, Gas Cost, Gas Limit, and Gas Fees. The principle behind Gas is to have a stable value for how much a transaction or computation costs on the Ethereum network.
Which is considered to be the static value for how much a computation costs in terms of Gas?

A. Limit B. Cost C. Price D. Fee

Correct Answer: B

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Question 4

When specifying blockchain technologies, it is important to understand its benefits and its challenges.
What would be two challenges of blockchain technology adoption to an enterprise? (Select two.)

A. Scalability, transaction speed / cost B. Distributed C. Tokenization of platforms D. Very New Technology

Correct Answer: A,D

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Question 5

What type of peer node executes transactions?

A. Endorsing Peer B. API Peer C. Monitoring D. Ordering Peer

Correct Answer: A

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Question 6

What is a development language which lets developers solve any class of problem in existence given infinite time and resources?

A. Turing Complete B. Solidity C. Mist D. JVM E. EVM F. Turing Incomplete

Correct Answer: A

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Question 7

Which of the following enterprise blockchains have a pluggable framework consensus algo? (Select two.)

A. Ethereum B. Ripple C. R3 Corda D. Hyperledger Fabric E. Quorum

Correct Answer: A,C

Question 8

Blockchain provenance is defined as _______________?

A. Information sent to the blockchain and written to the blockchain. B. Recording the history of data, from its last block to various stages of the data lifecycle C. Once a transaction has been written and committed to the ledger it cannot be changed. D. Recording the history of data, from its inception to various stages of the data lifecycle.

Correct Answer: D

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Question 9

When you considering developing and running dAPPS in Ethereum its important to understand that Gas and Ether are decoupled for price stability. Is this True or False?

A. False B. True

Correct Answer: B

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Question 10

When considering tokens on the Ethereum Blockchain what is the main difference between ERC20 and ERC721 tokens?

A. No difference on Ethereum all tokens are fungible B. ERC20 is not fungible while ERC721 tokens are fungible C. No difference on Ethernet all tokens are not fungible D. ERC721 is not fungible while ERC20 tokens are fungible

Correct Answer: D

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Question 11

Pending transactions on the Ethereum blockchain are always ordered by highest fee paid to lowest, and then written to the block in that order.

A. FALSE B. TRUE

Correct Answer: A

Question 12

How are "assets" in Hyperledger Fabric represented? (Select two.)

A. JSON B. YAML C. Node D. Binary E. Deployment Manager

Correct Answer: A,D

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Blockchain BTA Certified Blockchain Solution Architect - CBSA Exam Practice Test