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Blockchain CBSA Practice Test - Questions Answers, Page 14
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Question 131
There are two types of tokens in blockchain solutions. (Select two.)
Question 132
You are currently considering blockchain solutions for your organization. You read an article about "blockless" blockchains. What are the two benefits that could be gained over a traditional blockchain solution? (Select two.)
Explanation:
Reference: https://solarmagazine.com/blockchain-trading-peer-to-peer-solar-energy-trading/
Question 133
In blockchains there is the concept of "Group Consensus" and how many members must agree.
Question 134
What consensus algo uses a method of sending coins to an address where they cannot be retrieved?
Question 135
Bitcoin implemented Byzantine Fault Tolerance through a system named:
Explanation:
Reference: https://medium.com/loom-network/understanding-blockchain-fundamentals-part-1-byzantine-fault-tolerance-245f46fe8419
Question 136
Hyperledger is an enterprise focused blockchain project. This project was released by a consortium under the umbrella of the Linux Foundation's Hyperledger Project.
What year did Hyperledger go live?
Question 137
What is the difference in using Go-Ethereum over Ganache?
Explanation:
Reference: http://truffleframework.com/docs/getting_started/client
Question 138
In what year did a whitepaper that was published by "Satoshi Nakamoto" outlined a solution to the Byzantine Generals problem?
Explanation:
In 2008 a whitepaper is published by "Satoshi Nakamoto" which outlines a solution to the Byzantine Generals problem
Question 139
What is a development language which lets developers solve any class of problem in existence given infinite time and resources?
Explanation:
Turing Complete - A language which lets developers solve any class of problem in existence given infinite time and resources Vs Turing Incomplete - Can't solve all types of problems, such as problems with loops and iterations (Bitcoin)
Question 140
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?
Explanation:
True. Gas and Ether are decoupled for price stability reasons especially because Ether can vary in price significantly even in a day.
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