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Blockchain CBSA Practice Test - Questions Answers, Page 17

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List of questions

Question 161

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Without 100% autonomy, blockchain software and networks would serve little purpose.

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Question 162

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The reason that cryptocurrencies such as Bitcoin, Ethereum and Litecoin can be exchanged one with another is due to the fact that they all operate on the same blockchain network

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Question 163

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The difference between a decentralized and a distributed system is?

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Question 164

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If a Proof of Work blockchain such a s Bitcoin or Ethereum changed to a Proof of Stake consensus paradigm, which key component of the Proof of Work process would be eliminated?

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Question 165

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Which factor influences the gas cost to deploy a Smart Contact on the Ethereum blockchain?

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Question 166

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By design, permissioned blockchains such as Hyperledger Fabric are not capable of creating or utilizing cryptocurrency.

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Question 167

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How does a client app communicate with Hyperledger fabric chaincode (Smart Contracts)?

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Question 168

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On the Ethereum blockchain the "nonce" of a transaction:

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Question 169

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To interact with a deployed Ethereum Smart Contract, a user or app must:

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Question 170

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One critical business consideration you must account for when choosing Hyperledger Fabric over Ethereum is:

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To prevent duplicate addresses/accounts from being generated on the same blockchain network, the input of the hash function that generates the address:
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 Blockchain network can be best categorized as:
The primary difference between a blockchain and blockless solution is?
Without 100% autonomy, blockchain software and networks would serve little purpose.
______ is the official Ethereum IDE that allows developers to build and deploy contracts and decentralized applications on top of the Ethereum blockchain.
Your company working for is now considering the blockchain. They would like to perform a POC with R3 Corda. The CIO was reading about different blockchain consensus algos and would like to understand what type of consensus algos is used with Corda. What is the best answer?
Transactions can be only added to a blockchain.
Which cryptocurrency is also known as "Smart Money" in the blockchain world?
Bitcoin implemented Byzantine Fault Tolerance through a system named: