EXIN Blockchain Foundation BLOCKCHAINF Practice Exam Questions Updated

Jonnie Karnath2023-05-01T09:15:17+00:00

EXIN BLOCKCHAINF practice exam questions are an invaluable resource for anyone preparing for the EXIN Blockchain Foundation exam. They are regularly updated to reflect the latest exam changes, help you study and prepare with ease, increase your chances of passing on your first attempt, and ultimately achieve brilliant exam results. With BLOCKCHAINF practice exam questions, you’ll be well on your way to become certified. They are designed to help you study and prepare for the exam with ease, ensuring that you’re confident and ready when the exam day arrives.

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1. Which of the following are practical use cases for Blockchain?

Voting

A video sharing website

Medical records

Identity management

All of the above

2. The common safe place to store personal cryptocurrency is __________ .

A digital wallet

in a secure ledger

a bank account

in a secure database

3. What is a block?

A list or record of data

A wallet that stores digital currency

A pool of unconfirmed transactions

A list or record of certificates

All of the above

4. 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.

5. 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

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

By paying miners with

dollars

By paying the miners with cryptocurrency

By placing their name on the Blockchain

By not charging users monthly subscription costs

7. What does immutable mean?

Fault tolerant

Unable to be changed

Highly secure

None of the above

8. What are the drawbacks of using Blockchain? Select all that apply

High cost of developers

Changing technology and the lack of a stable standard

Its use of cryptography

Its use of new applications

9. Blockchain transaction code categorizes the data put into blocks.

True

False

10. A Blockchain is a/an shared ledger distributed system.

Anonymous

Newer version of a

Append-only

Confidential

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11. A smart contract on the Blockchain provides . Select all that apply

Specific actions to be taken on events or transactions

The same contracts a bank provides

A set of business conditions that must be met

Better anonymity of those making transactions

12. If a node on the network were to lose a copy of the ledger, the ledger is not lost. The large number of

other nodes have a copy and won’t lose track. This is known as __________ .

Censorship

Immutability

Transparency

Redundancy

13. One of Blockchain’s primary uses of cryptography is __________ .

keeping the network configuration a secret

providing a public and private encryption key

allowing users to communicate with each other anonymously

keeping the

addresses a secret

14. Who governs a Blockchain?

The users

The architects

The creator of the Blockchain

The developers

15. 1.What does a Merkle tree provide?

Efficient block lookups and protection against forgery

Anonymity and transparency

A Turing complete distributed network

A way to deploy smart contracts onto the Blockchain

All of the above

16. Blockchain does not provide?

Security

Immutability

Fault tolerance

Fact Transaction time

17. Blockchain is always a better alternative to a standard database.

True

False

18. How is Blockchain benefiting voting?

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

By controlling who gets to vote

By only allowing a certain number of votes per person

By allowing voters to trust their vote has been counted

19. 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

20. Blockchain is faster and more efficient than a standard database.

True

False

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21. Who can read records on a public Blockchain?

Everyone on the Blockchain

No one

Only the creator

The users with access permissions

None of the above

22. Blockchain is always decentralized.

True

False

23. 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

24. What is a node in a Blockchain? Select all that apply.

A block

Certificate Authority

A miner

A computer running on the Blockchain

25. Blockchain applications can provide __________ .

the elimination of intermediaries

building more trust between trusted parties

collaboration between trusted parties

better cooperation between banks

26. The Ethereum Blockchain provides a/an virtual machine.

Windows compatible

energy efficient

Linux compatible

turing-complete

By Jonnie Karnath EXIN Free Dumps BLOCKCHAINF, BLOCKCHAINF practice test questions, EXIN Blockchain Foundation, EXIN BLOCKCHAINF free dumps 0 Comments

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EXIN Blockchain Foundation BLOCKCHAINF Practice Exam Questions Updated

EXIN Blockchain Foundation BLOCKCHAINF Practice Exam Questions Updated

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