Monoalphabetic Cipher Multiple choice Questions and Answers (MCQs)
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What is the meaning of cipher in cryptography?
an algorithm that performs encryption
an algorithm that generates a secret code
an algorithm that performs encryption or decryption
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.
Which of the following is a type of traditional cipher?
Question 2 Explanation:
There are two types of a traditional cipher. First is transposition cipher and the second is substitution cipher.
Which of the following ciphers are created by shuffling the letters of a word?
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.
Which of the following is a type of substitution cipher?
Mono alphabetic 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.
Which of the following is not a type of mono alphabetic 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.