In cryptography, the order of the letters in a message is rearranged by

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Mr. Dubey • 52.30K Points
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Q. In cryptography, the order of the letters in a message is rearranged by

(A) transpositional ciphers

(B) substitution ciphers

(C) both (a) and (b)

(D) none of the mentioned

Correct : Option (A)

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