Data Structures Algorithms-II MCQs

Page No. 116

What will be the encrypted text corresponding to plain text “SANFOUNDRY” using columnar transposition cipher with the keyword as “GAMES”?


aSNONRAFUDY

✖


bSORAFUDYNN

✖


cSNAUDNORFY

✖


dANFRSUNDOY

✓


View Answer ANFRSUNDOY

What will be the encrypted text corresponding to plain text “SANFOUNDRY” using rail fence cipher with key value given to be 2?


a SNONRAFUDY

✓


bSORAFUDYNN

✖


cSNAUDNORFY

✖


dSANFOUNDRY

✖


View Answer SNONRAFUDY

Combining transposition cipher with substitution cipher improves its strength?


atrue

✓


bfalse

✖


cA & B

✖


d None of the above

✖


View Answer true

In which of the following cipher the plain text and the ciphered text have same set of letters?


aone time pad cipher

✖


bcolumnar transposition cipher

✓


cplayfair cipher

✖


dadditive cipher

✖



Which of the following is a type of transposition cipher?


aRail Fence cipher

✓


b Hill cipher

✖


cRotor cipher

✖


dOne time pad

✖


View Answer Rail Fence cipher

Which of the following ciphered text would have used transposition cipher for encryption of the plain text “SANFOUNDRY”?


aSSCMBNUMERY

✖


bTBMGPVOESZ

✖


cUCNHQWPFTA

✖


dSNONRAFUDY

✓


View Answer SNONRAFUDY

Route cipher falls under the category of?


amono-alphabetic cipher

✖


bpoly-alphabetic cipher

✖


ctransposition cipher

✓


dadditive cipher

✖


View Answer transposition cipher

Which of the following is not a type of mono alphabetic cipher?


aadditive cipher

✖


bmultiplicative cipher

✖


cafffine cipher

✖


dhill cipher

✓


View Answer hill cipher

Which of the following is not a type of transposition cipher?


aRail fence cipher

✖


bColumnar transposition cipher

✖


cOne time pad cipher

✓


dRoute cipher

✖


View Answer One time pad cipher

Which of the following cipher is created by shuffling the letters of a word?


asubstitution cipher

✖


btransposition cipher

✓


cmono alphabetic cipher

✖


dpoly alphabetic cipher

✖


View Answer transposition cipher

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