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Question 1

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SHA-1 is the most commonly used SHA algorithm, and produces a ______-byte hash value(size).

Question 2

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What type of attack would be considered a very large flaw in public blockchains such as Bitcoin's Blockchain where the majority of hashpower could possibly be controlled thru an attack? What is the

Question 3

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How many satoshis are in 1 bitcoin and how many wei in an Ether? (Select two.)

Question 4

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In the Proof of Stake(POS) algorithm the miners are really known as ___________?

Question 5

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A Byzantine failure is the loss of a system service due to a Byzantine fault in systems that requires________. What is required?

Question 6

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A ____________cipher basically means it is using a fixed key which replaces the message with a pseudorandom string of characters. It is basically the encryption of each letter one at a time. What i

Question 7

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You currently using the Metamask Chrome plugin and you see a selection for Etherescan in the plugin. What is Etherscan used for?

Question 8

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What are two challenges with using a Proof of Work algorithm? (Select two.)

Question 9

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Your customer is an enterprise that is focused on financial sectors. What type of blockchain would this customer likely want specified for their enterprise?

Question 10

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Which is the following is the metaphor that describes a logical dilemma that plagues many computer networks?

Question 84 - CBSA discussion

In Hashcash, miners all compete to look for a so called. "____________"which, if provided as input (together with other parts of a block header) to a hash function, yields an output that's numerically small enough to claim the next block reward.

Difficulty bits

Nonce

Merkle Root

Timestamp

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asked 16/09/2024

Denis Mourghen

44 questions

Your answer: A B C D

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