Free CBSA Exam Braindumps (page: 12)

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Message Calls in the Ethereum EVM is limited to a depth of ____________?

  1. 128
  2. 256
  3. 1024
  4. 2048

Answer(s): C

Explanation:

Calls are limited to a depth of 1024, which means that for more complex operations, loops should be preferred over recursive calls.


Reference:

https://solidity.readthedocs.io/en/latest/introduction-to-smart-contracts.html#the-ethereum-virtual-machine



In the Bitcoin blockchain the "block creation time" is set to 10 minutes and this can never change.

  1. FALSE
  2. TRUE

Answer(s): B

Explanation:

Remember, that the block creation time is set to 10 minutes and this can never change. So after a fixed time of approximately 2 weeks or exactly 2016 blocks the difficulty is re-adjusted. Increase in difficulty means target decreases.


Reference:

https://medium.com/all-things-ledger/decoding-the-enigma-of-bitcoin-mining-f8b2697bc4e2



What is another name for blockchains that run adjacent to the blockchains and also offer more scope for processing contracts?

  1. Adchains
  2. Funnelchains
  3. Multichains
  4. Sidechains

Answer(s): D

Explanation:

Sidechain is another name for blockchains that run adjacent to Bitcoin and offer more scope for processing contracts.


Reference:

https://gendal.me/2014/10/26/a-simple-explanation-of-bitcoin-sidechains/



What are two cryptocurrencies that you would expect to see mining equipment with ASICS? (Select two.)

  1. Bitcoin
  2. Ethereum
  3. Neo
  4. Litecoin
  5. Monero

Answer(s): A,D


Reference:

https://www.trymining.com/pages/asic-vs-gpu



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Ardi commented on November 14, 2024
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