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Blockchain CBBF Certified Blockchain Business Foundations Exam Practice Test

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Total 84 questions
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Certified Blockchain Business Foundations Questions and Answers

Question 1

Once a record has been added to a Blockchain it can be altered.

Options:

A.

True

B.

False

Question 2

Blockchain has more built-in security than a standard database.

Options:

A.

True

B.

False

Question 3

Why is Blockchain important?

Options:

A.

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

B.

It provides anonymity when making transactions

C.

It is a free, trusted bank

D.

It replaces all ledgers

E.

All of the above

Question 4

The Corda distributed ledger is designed for _______________.

Options:

A.

Any business transactions

B.

International shipping

C.

The transportation industry

D.

Financial transactions

Question 5

Which of the following problems did Blockchain solve for cryptocurrencies?

Options:

A.

Anonymity

B.

Double Spending

C.

Destination of currencies

D.

None of the above

Question 6

One of Blockchain’s primary uses of cryptography is___________.

Options:

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

Question 7

Which of these applications would be suited for a private Blockchain?

Options:

A.

financial transactions

B.

manufacturing supply chain

C.

medical records

D.

food traceability

E.

All of the above

Question 8

The transaction has contained in a block is the ___________.

Options:

A.

Metadata used for ID

B.

Same as the user private key

C.

Digital fingerprint of the block

D.

Unique number to show it’s a Bitcoin block

Question 9

The height of a block is the______________ in the chain between it and the genesis block.

Options:

A.

metadata that is

B.

number of blocks

C.

Merkle tree hash

D.

size of the memory cache

Question 10

The Ethereum Blockchain provides a/an _____________ virtual machine.

Options:

A.

Windows compatible

B.

energy efficient

C.

Linux compatible

D.

turing-complete

Question 11

Where is a Blockchain's central server?

Options:

A.

Where the Blockchain is created

B.

Located with the owner of the server

C.

There is no central server, it is distributed

D.

Orderer Node

E.

None of the above

Question 12

An asset is defined as ____________.

Options:

A.

all records on a database

B.

any data on the ledger

C.

anything of value requiring accountability of ownership

D.

any record on a private network

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Total 84 questions
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