File Info
| Exam | Certified Blockchain Business Foundations |
| Number | CBBF |
| File Name | Blockchain.CBBF.PracticeTest.2019-06-20.33q.tqb |
| Size | 99 KB |
| Posted | Jun 20, 2019 |
| Download | Blockchain.CBBF.PracticeTest.2019-06-20.33q.tqb |
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Demo Questions
Question 1
Transparency allows_____________.
- a trustless system where users can be certain of a result
- easy iteration through the Blockchain
- Records on the Blockchain to never be changed
- users on the Blockchain to change data on the Blockchain
Correct answer: A
Explanation:
Reference: https://lisk.io/academy/blockchain-basics/benefits-of-blockchain/why-is-blockchain-trustless Reference: https://lisk.io/academy/blockchain-basics/benefits-of-blockchain/why-is-blockchain-trustless
Question 2
Blockchain is always a better alternative to a standard database.
- True
- False
Correct answer: B
Explanation:
Reference: https://www.coindesk.com/information/what-is-the-difference-blockchain-and-database Reference: https://www.coindesk.com/information/what-is-the-difference-blockchain-and-database
Question 3
How does a private Blockchain differ from a public one? Select all that apply.
- A private Blockchain does not use proof of work consensus
- A private Blockchain is more efficient and has faster transaction times
- A private Blockchain is not distributed
- A private Blockchain often requires the identity of users to be known
Correct answer: D
Explanation:
Reference: https://medium.com/coinmonks/public-vs-private-blockchain-in-a-nutshell-c9fe284fa39f Reference: https://medium.com/coinmonks/public-vs-private-blockchain-in-a-nutshell-c9fe284fa39f
