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Blockchain CBSA Exam - Topic 7 Question 5 Discussion

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.
D) True
A) NSA is spying on us so what's it matters.
B) Depends on input
C) False

Blockchain CBSA Exam - Topic 7 Question 5 Discussion

Actual exam question for Blockchain's CBSA exam
Question #: 5
Topic #: 7
[All CBSA Questions]

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.

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Suggested Answer: D

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).


by Gail at May 03, 2022, 02:31 PM

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Mose
10 months ago
I thought it might change with input size, but I guess not.
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Frederic
10 months ago
That's right, it's consistent every time!
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Eve
11 months ago
Wait, are you sure about that? Sounds too simple.
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Ciara
11 months ago
Totally agree, it's a fixed length!
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Hannah
11 months ago
SHA-256 always outputs 256 bits, no matter the input size.
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Tyra
11 months ago
I think option C is correct - the timing of when a change in a configuration parameter is reflected can vary depending on the parameter. And option E also looks right, as those are all valid boolean values that can be used.
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Gladys
11 months ago
This looks straightforward, I think I can tackle this step-by-step approach.
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Ilene
11 months ago
Based on my understanding, NIST SP 800-53A seems like the most relevant publication for this type of question. I'll mark that as my answer.
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