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CBSA: BTA Certified Blockchain Solution Architect
Blockchain
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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:
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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.
Explanation:
Mix 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?
Explanation:
Corda does not share the same requirements as Bitcoin: we require absolute certainty over transaction finality and we need to know who our counterparts are. So we had the freedom - and took this opportunity - to solve the consensus problem in a different way. In particular, Corda solves the privacy issue in a number of manners, primarily by allowing for separation of consensus into a service which we call the Notary Cluster. Corda was designed for business from the start. It has no cryptocurrency built into the platform and does not require mining-style consensus, which imposes great cost with little business benefit.
Transactions can be only added to a blockchain.
Which cryptocurrency is also known as "Smart Money" in the blockchain world?
Explanation:
Ether Foundation of all ERC tokens "Smart Money", money which can be programmed to make decisions for itself
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
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