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Question 58/65
Secure Hash Algorithm (SHA-256) output is always 256 bits or 32 bytes in length regardless of the length of the input (even if input is millions of bytes). Select best answer.
Correct Answer: D
Explanation/Reference:
Explanation:
SHA stands for Secure Hash Algorithm. This is used to prove data integrity. The same input(s) will always produce the exact same output. This output is always 256 bits or 32 bytes in length regardless of the length of the input (even if input is millions of bytes).
Reference: https://medium.com/all-things-ledger/bitcoins-implementation-of-blockchain-2be713f662c2
Explanation:
SHA stands for Secure Hash Algorithm. This is used to prove data integrity. The same input(s) will always produce the exact same output. This output is always 256 bits or 32 bytes in length regardless of the length of the input (even if input is millions of bytes).
Reference: https://medium.com/all-things-ledger/bitcoins-implementation-of-blockchain-2be713f662c2
- Question List (65q)
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- Question 28: You are considering writing a smart contract for Ethereum an...
- Question 29: In the EVM every account has a persistent key-value store ma...
- Question 30: When developing in Ethereum which is considered to be an In-...
- Question 31: Your company working for is now considering the blockchain. ...
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- Question 35: There are two types of tokens in blockchain solutions. (Sele...
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- Question 43: Hyperledger Composer has following two main components?...
- Question 44: What is the difference in using Go-Ethereum over Ganache?...
- Question 45: With Hyperledger Fabric ledger, it supports both levelDB / C...
- Question 46: Fabric Ledger has two specific parts. Select answer with the...
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- Question 48: Ethereum is considered to be a ______________type of blockch...
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- Question 50: In what year did a whitepaper that was published by "Satoshi...
- Question 51: When specifying blockchain technologies, it is important to ...
- Question 52: Your customer is an enterprise that is focused on financial ...
- Question 53: A Byzantine failure is the loss of a system service due to a...
- Question 54: Hyperledger is an enterprise focused blockchain project. Thi...
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- Question 56: Ethereum currently uses the ___________Consensus Algo and in...
- Question 57: The gas price is a value set by the creator of the blockchai...
- Question 58: Secure Hash Algorithm (SHA-256) output is always 256 bits or...
- Question 59: How many peers in the network need to endorse a transaction ...
- Question 60: Smart Contracts are generally written in specific programmin...
- Question 61: You have flown to NYC to have a discussion with a technical ...
- Question 62: In Ethereum how is the block difficulty determined in Ethere...
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