最新なBlockchain CBBF問題集（85題）、真実試験の問題を全部にカバー！

質問 1：
The transaction hash contained in a block is the______________.
A. unique number to show it's a Bitcoin block
B. digital fingerprint of the block
C. metadata used for ID
D. same as the user private key
正解：B

質問 2：
What is Ethereum?
A. Another name for Bitcoin
B. A platform for creating decentralized applications
C. A currency
D. Another name for Blockchain
正解：B

質問 3：
What is a Blockchain?
A. All of the above
B. A digital currency
C. An unchangeable record
D. A database of usable secret data
E. A Smart Contract
正解：C

質問 4：
Which of the following problems did Blockchain solve for cryptocurrencies?
A. Double Spending
B. Anonymity
C. Destination of currencies
D. None of the above
正解：B

質問 5：
Why is Hyperledger a good business solution over other Blockchains?
A. It can employ smart contracts
B. Multiple consensus methods can be chosen for use
C. All the above
D. Modular design allowing for flexibility in solution
E. Always permissioned and private
正解：B

質問 6：
One of the great advantages of creating a new Blockchain solution is__________.
A. All of the above
B. combining Blockchain technologies to fit your business solution
C. merging your existing network technology into a new Blockchain solution
D. the ability to completely customize a unique business solution
E. not being limited to a conventional business solution or restriction
正解：E

質問 7：
Blockchains are being implemented in the food supply chain because ____________.
A. All of the above
B. It prevents food waste if a food contamination problem occurs.
C. It allows farm to table accountability for safety
D. Consumers demand to know where their food comes from
E. They have the potential to provide fast, specific supplier data
正解：A

質問 8：
How is Blockchain benefiting voting?
A. By allowing voters to trust their vote has been counted
B. By controlling who gets to vote
C. By revealing the identity of each voter and who or what they voted for
D. By only allowing a certain number of votes per person
正解：A