Hash functions transform an arbitrary string of any length to a fixed-length string.
A. All of the above
B. False
C. None of the above
D. True
Answer:D
Hash functions transform an arbitrary string of any length to a fixed-length string.
A. All of the above B. False C. None of the above D. True
Explanation: Hash functions transform an arbitrary string of any length into a fixed-length string that can be used as a digital fingerprint. Examples of hash functions used include SHA-256, and Keccack-256 among others.