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Free Practice Questions for the Blockchain Business Foundations CBBF Exam (2026 Updated)

At Marks4sure, we are dedicated to providing IT professionals with the most accurate and reliable preparation materials for the Blockchain CBBF exam. To support your certification journey, we have made a selection of our premium 2026 Blockchain Business Foundations practice questions and answers available completely free. You can take this practice test as many times as you need. Every question includes a detailed, expertly verified explanation to ensure you fully grasp the core security concepts before test day.

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Questions 4

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

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Questions 5

Blockchain is the same as Bitcoin.

Options:

A.

True

B.

False

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Questions 6

Why is a private Blockchain used instead of a public one?

Options:

A.

To limit user access and permissions

B.

It is less expensive to develop

C.

It requires less mining power than a public Blockchain

D.

It requires fewer administrators to manage it

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Questions 7

Smart Contracts DO NOT provide_______________.

Options:

A.

Authority

B.

Anonymity

C.

Efficiency

D.

Accuracy

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Questions 8

The Ethereum Blockchain provides a/an _____________ virtual machine.

Options:

A.

Windows compatible

B.

energy efficient

C.

Linux compatible

D.

turing-complete

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Questions 9

How do consensus algorithms like Proof of Work or Proof of Stake incentivize miners to participate?

Options:

A.

By paying miners with U.S. dollars

B.

By paying the miners with cryptocurrency

C.

By placing their name on the Blockchain

D.

By not charging users monthly subscription costs

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Questions 10

Blockchain is always a better alternative to a standard database.

Options:

A.

True

B.

False

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Questions 11

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

Options:

A.

increase the use of cryptocurrency

B.

speed up the internet

C.

make Bitcoin less expensive

D.

increase device connectivity

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Questions 12

What does P2P stand for?

Options:

A.

Person to Person

B.

Public to Person

C.

Peer to Peer

D.

Product to Person

E.

None of the above

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Questions 13

What is the focus or primary goal of a private Blockchain? Select all that apply.

Options:

A.

To provide anonymity in business

B.

To save money by eliminating intermediaries

C.

To create a distributed database that allows for CRUD

D.

To provide transparency and trust for business while remaining secure

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Questions 14

Who can read records on a public Blockchain?

Options:

A.

Everyone on the Blockchain

B.

No one

C.

Only the creator

D.

The users with access permissions

E.

None of the above

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Questions 15

Transparency allows_____________.

Options:

A.

a trustless system where users can be certain of a result

B.

easy iteration through the Blockchain

C.

Records on the Blockchain to never be changed

D.

users on the Blockchain to change data on the Blockchain

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Questions 16

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

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Questions 17

In its simplest state, a ledger_______________.

Options:

A.

determines which node stores the assets

B.

records the transfer of an asset between participants

C.

proves ownership on the Blockchain

D.

provides privacy to users on the Blockchain

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Questions 18

Blockchain is always distributed.

Options:

A.

True

B.

False

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Questions 19

How is Blockchain benefiting voting?

Options:

A.

By revealing the identity of each voter and who or what they voted for

B.

By controlling who gets to vote

C.

By only allowing a certain number of votes per person

D.

By allowing voters to trust their vote has been counted

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Questions 20

How does a private Blockchain differ from a public one? Select all that apply.

Options:

A.

A private Blockchain does not use proof of work consensus

B.

A private Blockchain is more efficient and has faster transaction times

C.

A private Blockchain is not distributed

D.

A private Blockchain often requires the identity of users to be known

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Questions 21

Cryptocurrencies are a security regulated by the Securities and Exchange Commission.

Options:

A.

True

B.

False

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Questions 22

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

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Questions 23

Blockchain technology uses__________________.

Options:

A.

the latest banking software

B.

the same network S/W as the central bank

C.

the latest router S/W and network H/W

D.

A combination of older technology

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Questions 24

The Corda distributed ledger is designed for _______________.

Options:

A.

Any business transactions

B.

International shipping

C.

The transportation industry

D.

Financial transactions

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Questions 25

Why is Hyperledger a good business solution over other Blockchains?

Options:

A.

Always permissioned and private

B.

It can employ smart contracts

C.

Modular design allowing for flexibility in solution

D.

Multiple consensus methods can be chosen for use

E.

All the above

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Exam Code: CBBF
Exam Name: Certified Blockchain Business Foundations
Last Update: Jul 8, 2026
Questions: 84

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