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Blockchain CBBF - Certified Blockchain Business Foundations

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Total 84 questions

Cryptocurrencies have all the same characteristics as fiat currencies?

A.

True

B.

False

Blockchain is always distributed.

A.

True

B.

False

What is a node in a Blockchain? Select all that apply.

A.

A block

B.

Certificate Authority

C.

A miner

D.

A computer running on the Blockchain

One of Blockchain’s primary uses of cryptography is___________.

A.

keeping the network configuration a secret

B.

providing a public and private encryption key

C.

allowing users to communicate with each other anonymously

D.

keeping the I.P. addresses a secret

Blockchains are being implemented in the food supply chain because ____________.

A.

Consumers demand to know where their food comes from

B.

It allows farm to table accountability for safety

C.

They have the potential to provide fast, specific supplier data

D.

It prevents food waste if a food contamination problem occurs.

E.

All of the above