Columnar Transposition MCQ

Test your knowledge with important Columnar Transposition MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more Columnar Transposition MCQs at Bissoy

• Which of the following statement is not true regarding columnar transposition cipher?
  ক

  it is a weak cipher

  খ

  probability of error is high while deciphering

  গ

  it cannot be combined with other ciphers

  ঘ

  it is a traditional symmetric cipher
• How many rows will the letters of the plain text occupy in the table, that is used for encryption in columnar transposition cipher when a given keyword is “SECRET” and plain text is “SANFOUNDRY”?
  ক

  1

  খ

  2

  গ

  3

  ঘ

  4
• What will be the encrypted text corresponding to plain text “CLASSIFIED” using columnar transposition cipher with a keyword as “GAMES”?
  ক

  LFDSIASECI

  খ

  SECIAISDFL

  গ

  CILFAISESD

  ঘ

  LFSECIAISD
• How many columns do we need to have in the table, that is used for encryption in columnar transposition cipher when a given keyword is “SECRET” and plain text is “SANFOUNDRY”?
  ক

  4

  খ

  5

  গ

  6

  ঘ

  7
• Columnar transposition cipher is harder to crack as compared to double transposition cipher?
  ক

  true

  খ

  false
• In which of the following cipher the plain text and the ciphered text does not have the same set of letters?
  ক

  route cipher

  খ

  columnar transposition cipher

  গ

  myszkowski cipher

  ঘ

  additive cipher
• Which of the following cipher is formed by applying columnar transposition cipher twice?
  ক

  Rail Fence cipher

  খ

  Route cipher

  গ

  Double transposition cipher

  ঘ

  One time pad
• Which of the following ciphered text would have NOT used transposition cipher for encryption of the plain text “CIPHER”?
  ক

  EPIHRC

  খ

  EHIPCR

  গ

  DTIPRC

  ঘ

  HRIPEC
• Columnar cipher falls under the category of?
  ক

  mono-alphabetic cipher

  খ

  poly-alphabetic cipher

  গ

  transposition cipher

  ঘ

  additive cipher
• Which of the following is an example of asymmetric encryption technique?
  ক

  one-time pad

  খ

  one-time password

  গ

  DSA

  ঘ

  blowfish
• Asymmetric encryption is also known as?
  ক

  Private key cryptography

  খ

  Public key cryptography

  গ

  Public private key cryptography

  ঘ

  Traditional cryptography
• Which of the following cipher uses two keys to encrypt data?
  ক

  substitution cipher

  খ

  transposition cipher

  গ

  symmetric cipher

  ঘ

  asymmetric cipher
• Which of the following is not a type of traditional cipher?
  ক

  Substitution cipher

  খ

  Transposition cipher

  গ

  Mono alphabetic cipher

  ঘ

  PKCS cipher