Data Structures Algorithms-II MCQs

Page No. 119

What will be the plain text corresponding to ciphered text “MAO” if atbash cipher is used for encryption?


aNZL


bIND


cAUS


d ENG


View Answer NZL

What will be the ciphered text corresponding to plain text “SECRET” if atbash cipher is used for encryption?


aVHIXVG


bHVXIVG


cHXVIVG


dVIHXIV


View Answer HVXIVG

Atbash cipher cannot be cracked until the exact type of encryption of ciphered text is known.


aTrue


bFalse


cA & B


d None of the above


View Answer False

Atbash cipher is an example of?


aMono alphabetic substitution cipher


bTransposition cipher


cPoly alphabetic substitution cipher


dGeometric substitution cipher



Atbash cipher is less secure than affine cipher.


aTrue


bFalse


cA & B


d None of the above


View Answer True

Which of the following is a mono alphabetic substitution cipher?


avigenere cipher


bone time pad cipher


cplay fair cipher


datbash cipher


View Answer atbash cipher

Which of the following cipher is a special case of affine cipher?


aVigenere cipher


bAutokey cipher


cAtbash cipher


dHill cipher


View Answer Atbash cipher

Atbash cipher was originally used for encrypting _____________


aenglish alphabet


bgreek alphabet


chebrew alphabet


dhindi alphabet


View Answer hebrew alphabet

Which of the following cipher does not require a key for encrypting plain text?


aatbash cipher


baffine cipher


cplayfair cipher


dvigenere cipher


View Answer atbash cipher

What will be the plain text corresponding to cipher text “SCEFJV” if gronsfeld cipher is used with key “1234”?


a RABBIT


bRussia


cRANGER


dFriend


View Answer RABBIT

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