# Monoalphabetic Cipher Multiple choice Questions and Answers (MCQs)

[FOR economically strong students] BUY EBOOK @ACUPOFCOFEE with ANSWER KEY AT THE END OF EVERY PAGE. THIS IS USEFULL FOR OFFLINE STUDY. <<CLICK HERE>>

[FOR economically backward students] CHECK EXPLANATIONS and answer key OF ALL QUESTIONS GIVEN IN PDF ON OUR WEBSITE <<CLICK HERE>>

## Monoalphabetic Cipher Multiple choice Questions and Answers (MCQs)

 Question 1 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is the meaning of cipher in cryptography?
 A an algorithm that performs encryption B an algorithm that generates a secret code C an algorithm that performs encryption or decryption D a secret code
Question 1 Explanation:
Cipher is an algorithm for performing encryption or decryption. In cryptography, a set of defined steps are followed to generate ciphers.

 Question 2 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which of the following is a type of traditional cipher?
 A transportation cipher B transposition cipher C transforming cipher D vigenere cipher
Question 2 Explanation:
There are two types of a traditional cipher. First is transposition cipher and the second is substitution cipher.

 Question 3 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which of the following ciphers are created by shuffling the letters of a word?
 A substitution cipher B transposition cipher C vigenere cipher D hill cipher
Question 3 Explanation:
There are two types of traditional ciphers - Transposition and substitution cipher. In transposition cipher the letters of the given data are shuffled in a particular order, fixed by a given rule.

 Question 4 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which of the following is a type of substitution cipher?
 A Mono alphabetic cipher B transposition cipher C transportation cipher D transforming cipher
Question 4 Explanation:
In substitution cipher the plain text is replaced by cipher text according to a fixed rule. There are two types of substitution cipher - Mono alphabetic and Poly alphabetic cipher.

 Question 5 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which of the following is not a type of mono alphabetic cipher?
 A additive cipher B multiplicative cipher C afffine cipher D hill cipher
Question 5 Explanation:
In mono alphabetic cipher each symbol of plain text is replaced by a particular respective symbol in the cipher text. There are three types of mono alphabetic ciphers- additive, multiplicative and affine.

There are 5 questions to complete.