Computer Science for IGCSE & O level - Data Transmission (Section 13 - No. 25)
What is the primary function of a 'hash' function?
To encrypt the data.
To create a unique 'fingerprint' of the data.
To compress data to reduce storage space.
To verify the identity of the sender.
คำอธิบาย
Hashing creates a unique value representing the original data.