Blockchain CBBF - Certified Blockchain Business Foundations

Person to Person

Public to Person

Peer to Peer

Product to Person

None of the above

Through Merkle trees

Through public/private key cryptography

Through consensus algorithms such as Proof of Work

By publishing only the block address

None of the above

A one-way function that converts input to a unique string output

A function that stores data behind a key

A two-way function used for condensing information

The block-ID of the block

All the above

Where the Blockchain is created

Located with the owner of the server

There is no central server, it is distributed

Orderer Node

None of the above

increasing the number of transactions per second (TPS)

the inability to find use cases

solving user identity

getting banks to cooperate

It allows for a secure, global, and peer to peer record of data

It provides anonymity when making transactions

It is a free, trusted bank

It replaces all ledgers

All of the above

True

False

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

financial transactions

manufacturing supply chain

medical records

food traceability

All of the above

Voting

A video sharing website

Medical records

Identity management

All of the above