2022 Realistic ExamBoosts CBBF Dumps PDF – 100% Passing Guarantee [Q26-Q49]

ExamBoosts April 15, 2022 CBBF > Blockchain 0

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2022 Realistic ExamBoosts CBBF Dumps PDF – 100% Passing Guarantee

Free Blockchain CBBF Exam Questions and Answer

NEW QUESTION 26
The Corda distributed ledger is designed for _______________.

Any business transactions

International shipping

The transportation industry

Financial transactions

Explanation/Reference:

NEW QUESTION 27
The Ethereum Blockchain provides a/an _____________ virtual machine.

Windows compatible

energy efficient

Linux compatible

turing-complete

Explanation/Reference:
Reference: https://www.mycryptopedia.com/ethereum-virtual-machine-explained/

NEW QUESTION 28
Which type of data can be stored on a Blockchain?

A financial transaction

A vote cast in an election

A personal medical record

Romeo and Juliet: The entire play

All of the above

NEW QUESTION 29
Once a record has been added to a Blockchain it can be altered.

True

False

NEW QUESTION 30
Which of the following statements sums up the Proof of Work consensus process?

Miners complete to find a nonce results in a hash that starts with a predetermined number of leading zeros.

Miners put up a stake. A miner is then selected based on stake value to add a new block to the chain. If a
miner adds an invalid block to the chain, that miner loses their stake.

All nodes agree on the data of the transaction.

Miners send assets to an inactive address. This process selects the next owner of a block.

Explanation/Reference: https://www.nichanank.com/blog/2018/5/23/consensus-algorithms-pow

NEW QUESTION 31
Why is Hyperledger a good business solution over other Blockchains?

Always permissioned and private

It can employ smart contracts

Modular design allowing for flexibility in solution

Multiple consensus methods can be chosen for use

All the above

NEW QUESTION 32
What is Ethereum?

Another name for Bitcoin

A platform for creating decentralized applications

A currency

Another name for Blockchain

Explanation/Reference:
Reference: https://blockgeeks.com/guides/ethereum/

NEW QUESTION 33
In its simplest state, a ledger_______________.

determines which node stores the assets

records the transfer of an asset between participants

proves ownership on the Blockchain

provides privacy to users on the Blockchain

NEW QUESTION 34
Transactions per second (TPS) for a Proof-of-Work Blockchain are approximately?

24K per second

175K per second

Only limited to the number of nodes on the network

7-15 per second

None of the above

NEW QUESTION 35
Blockchain work best when they are _____________ .

Combined with other technologies

Used for financial applications

Used alone

Used as an alternative to a database

NEW QUESTION 36
What does P2P stand for?

Person to Person

Public to Person

Peer to Peer

Product to Person

None of the above

NEW QUESTION 37
Where is a Blockchain’s central server?

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

NEW QUESTION 38
Blockchains are being implemented in the food supply chain because_____________.

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

Explanation/Reference: https://www.forbes.com/sites/jennysplitter/2018/09/30/what-can-blockchain-really-do-for-the-food-
industry/#151984fe488e

NEW QUESTION 39
Blockchain is always distributed.

True

False

Explanation/Reference:
Reference: https://towardsdatascience.com/the-difference-between-blockchains-distributed-ledger-technology-42715a0fa92

NEW QUESTION 40
Transparency allows_____________.

a trustless system where users can be certain of a result

easy iteration through the Blockchain

Records on the Blockchain to never be changed

users on the Blockchain to change data on the Blockchain

Explanation/Reference: https://lisk.io/academy/blockchain-basics/benefits-of-blockchain/why-is-blockchain-trustless

NEW QUESTION 41
What happens if a block is confirmed at the same time?

The blocks splits into two chains. Blocks are then added to each chain until one chain becomes larger. The
longest chain is then considered to be the Blockchain.

Nodes select which block to be added to the Blockchain

Both chains are deleted, and the unconfirmed transactions are added back to the pool

The Orderer Block confirms which block has the most confirmed transactions

None of the above

NEW QUESTION 42
An asset is defined as ____________.

all records on a database

any data on the ledger

anything of value requiring accountability of ownership

any record on a private network

NEW QUESTION 43
Blockchain allows for which of the following?

Anonymous Cryptography

Trust in central authorities

A fast and efficient ledger

A peer to peer ledger without the need of a third party

Explanation/Reference:
Reference: https://intellipaat.com/blog/what-is-blockchain-technology/

NEW QUESTION 44
What is Ethereum?

Another name for Bitcoin

A platform for creating decentralized applications

A currency

Another name for Blockchain

Explanation/Reference: https://blockgeeks.com/guides/ethereum/

NEW QUESTION 45
Blockchain does not provide?

Security

Immutability

Fault tolerance

Fact Transaction time

NEW QUESTION 46
The transaction hash contained in a block is the______________.

unique number to show it’s a Bitcoin block

same as the user private key

digital fingerprint of the block

metadata used for ID

NEW QUESTION 47
The Corda distributed ledger is designed for _______________.

Any business transactions

International shipping

The transportation industry

Financial transactions

NEW QUESTION 48
One of the big issues that new financial transaction Blockchain solutions face is____________.

increasing the number of transactions per second (TPS)

the inability to find use cases

solving user identity

getting banks to cooperate

NEW QUESTION 49
A Blockchain does NOT provide which attribute?

Security through distribution

Anonymity through cryptography

Fault Tolerance through distribution

Immutability through hashing

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