CBBF 試験問題を無料オンラインアクセス

Blockchain work best when they are _____________ .

• A.Combined with other technologies
• B.Used as an alternative to a database
• C.Used alone
• D.Used for financial applications

What are the drawbacks of using Blockchain? Select all that apply

• A.Its use of new applications
• B.High cost of developers
• C.Its use of cryptography
• D.Changing technology and the lack of a stable standard

What is a Blockchain?

• A.All of the above
• B.A database of usable secret data
• C.A digital currency
• D.An unchangeable record
• E.A Smart Contract

The Blockchain combined with the Internet of Things (IoT) will dramatically ____________.

• A.speed up the internet
• B.make Bitcoin less expensive
• C.increase the use of cryptocurrency
• D.increase device connectivity

Transparency allows_____________.

• A.users on the Blockchain to change data on the Blockchain
• B.a trustless system where users can be certain of a result
• C.easy iteration through the Blockchain
• D.Records on the Blockchain to never be changed