MCQs City stays free thanks to ads. Please turn off your ad blocker for this site so content and features keep working.
Computer Networks
Cryptography
Q
In cryptography, the order of the letters in a message is rearranged by __________
AA. Transpositional ciphers
BB. Substitution ciphers
CC. Both transpositional ciphers and substitution ciphers
DD. Quadratic ciphers
Correct Answer:
A. A. Transpositional ciphers
Explanation:
In transposition ciphers, the order of letters in a plaintext message is shuffled using a pre-defined method. Some of such ciphers are Rail fence cipher and Columnar transposition.
