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Blockchain & Web3
Q4 / 100
What is a "cryptographic hash function" used for in blockchain?
Correct! Well done.
Incorrect.
The correct answer is A) To convert input data of any size into a fixed-size, unique-looking output that changes drastically if the input changes
A
Correct Answer
To convert input data of any size into a fixed-size, unique-looking output that changes drastically if the input changes
Explanation
Hash functions like SHA-256 produce a fixed-length digest from any input; even a tiny change in input produces a completely different hash, useful for verifying integrity.
Progress
4/100