What is a Blockchain?
A) A digital currency
B) An unchangeable record
C) A database of usable secret data
D) A Smart Contract
E) All of the above
Correct Answer:
Verified
Q29: How would a developer make a change
Q30: What do consensus methods achieve?
A) Anonymity in
Q31: One of Blockchain's primary uses of cryptography
Q32: A smart contract on the Blockchain provides
Q33: Blockchain has more built-in security than a
Q35: Blockchain does not provide?
A) Security
B) Immutability
C) Fault
Q36: Which type of data can be stored
Q37: Who can read records on a public
Q38: Cryptocurrencies are a security regulated by the
Q39: The common safe place to store personal
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