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The EXIN Blockchain Foundation certification validates a professional’s knowledge about blockchain as a ledger with potential as a worldwide decentralized record for the registration, inventory, and transfer of assets. The certification covers the basic concepts of blockchain, the potential fields of application, the potential value for the organization and the technology driving the blockchain. EXIN Blockchain Foundation looks at more detailed information about additional blockchain elements including cryptography, private and public keys, hashes and consensus algorithms.

This certification is tailored to professionals in both business and IT who have, or aim to have, a professional role in blockchain as a cryptographic and smart contract solution.

Duration: 01 hour

Number of Questions: 40 (Multiple Choice)

Pass mark: 65%

Open book: No

Level: Foundation

ECTS Credits: 2

Languages: Chinese, Dutch, English, French, German, Portuguese

Blockchain Basics

Blockchain Challenges

Applications of a Blockchain

Blockchain Innovations

      

1. Who can read records on a public Blockchain?

A.Everyone on the Blockchain

B.No one

C.Only the creator

D.The users with access permissions

E.None of the above

Answer: A

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

A.metadata that is

B.number of blocks

C.Merkle tree hash

D.size of the memory cache

Answer: B

3. Which of the following problems did Blockchain solve for cryptocurrencies?

A.Anonymity

B.Double Spending

C.Destination of currencies

D.None of the above

Answer: A

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

A.Voting

B.A video sharing website

C.Medical records

D.Identity management

E.All of the above

Answer: E

5. Blockchains are being implemented in the food supply chain because_____________.

A.consumers demand to know where their food comes from

B.it allows farm to table accountability for safety

C.they have the potential to provide fast, specific supplier data

D.it prevents food waste if a food contamination problem occurs

E.All of the above

Answer: E

6. The cryptocurrency Bitcoin is__________.

A.another application that runs on a Blockchain

B.the same as all other cryptocurrencies

C.replacing bartering in many parts of the world

D.a replacement currency for the U.S. dollar

Answer: A