Pass the Blockchain Business Foundations CBBF Questions and answers with ExamsMirror

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

only relevant business participants

only the smart contract developer

all the nodes on the Blockchain

all participants with access to the network

True

False

Vitalik Buterin

Satoshi Nakamoto

Hyperledger Foundation

A Banking Consortium

By paying miners with U.S. dollars

By paying the miners with cryptocurrency

By placing their name on the Blockchain

By not charging users monthly subscription costs

keeping the network configuration a secret

providing a public and private encryption key

allowing users to communicate with each other anonymously

keeping the I.P. addresses a secret

Consumers demand to know where their food comes from

It allows farm to table accountability for safety

They have the potential to provide fast, specific supplier data

It prevents food waste if a food contamination problem occurs.

All of the above

Person to Person

Public to Person

Peer to Peer

Product to Person

None of the above

True

False

There are no restrictions, a developer could just change the code

A developer would need to initiate a hard fork

There is no way to change Blockchain protocol

change the orderer configuration

None of the above