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Free CBBF Exam Braindumps (page: 5)

Page 4 of 22
PDF with 84 Questions

Blockchains are being implemented in the food supply chain because _____________.

  1. consumers demand to know where their food comes from
  2. it allows farm to table accountability for safety
  3. they have the potential to provide fast, specific supplier data
  4. it prevents food waste if a food contamination problem occurs
  5. All of the above

Answer(s): E


Reference:

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



Which of the following are practical use cases for Blockchain?

  1. Voting
  2. A video sharing website
  3. Medical records
  4. Identity management
  5. All of the above

Answer(s): E


Reference:

https://www.mycryptopedia.com/16-promising-blockchain-use-cases/



Which item(s) make up a block header?

  1. The hash of the Merkle root and the header of the previous block
  2. The hash of every transaction in a specific block and the next block
  3. The time stamp of the block and the genesis block hash
  4. The hash of the previous block

Answer(s): D


Reference:

https://www.cryptocompare.com/coins/guides/what-is-a-block-header-in-bitcoin/



How is Blockchain benefiting voting?

  1. By revealing the identity of each voter and who or what they voted for
  2. By controlling who gets to vote
  3. By only allowing a certain number of votes per person
  4. By allowing voters to trust their vote has been counted

Answer(s): D






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