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Certified Blockchain Business Foundations Exam Page1(Dumps)


Question No:-1

What does a Merkle tree provide?


  1. Efficient block lookups and protection against forgery
  2. Anonymity and transparency
  3. A Turing complete distributed network
  4. A way to deploy smart contracts onto the Blockchain
  5. All of the above

 






Question No:-2

What does P2P stand for?


  1. Person to Person
  2. Public to Person
  3. Peer to Peer
  4. Product to Person
  5. None of the above

 





Question No:-3

Blockchain is always decentralized.


  1. True
  2. False

 





Question No:-4

What is Ethereum?


  1. Another name for Bitcoin
  2. A platform for creating decentralized applications
  3. A currency
  4. Another name for Blockchain

 











Question No:-5

Why is Hyperledger a good business solution over other Blockchains?


  1. Always permissioned and private
  2. It can employ smart contracts
  3. Modular design allowing for flexibility in solution
  4. Multiple consensus methods can be chosen for use
  5. All the above
 





Question No:-6

Transparency allows_____________.


  1. a trustless system where users can be certain of a result
  2. easy iteration through the Blockchain
  3. Records on the Blockchain to never be changed
  4. users on the Blockchain to change data on the Blockchain
 





Question No:-7

Blockchain is always a better alternative to a standard database.


  1. True
  2. False

 







Question No:-8

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


  1. A private Blockchain does not use proof of work consensus
  2. A private Blockchain is more efficient and has faster transaction times
  3. A private Blockchain is not distributed
  4. A private Blockchain often requires the identity of users to be known

 





Question No:-9

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


  1. To limit user access and permissions
  2. It is less expensive to develop
  3. It requires less mining power than a public Blockchain
  4. It requires fewer administrators to manage it

 







Question No:-10

A distributed network is always decentralized.


  1. True
  2. False

 




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