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Study Stuff for MCA Examinations - NIMCET
Study Stuff for MCA Examinations - NIMCET
Previous Year Question (PYQs)
Given below are two statements:
Statement I: In Caesar Cipher each letter of Plain text is replaced by another letter for encryption.
Statement II: The Diffie-Hellman algorithm is used for the exchange of secret keys.
In the light of the above statements, choose the correct answer from the options given below:
Statement I: In Caesar Cipher each letter of Plain text is replaced by another letter for encryption.
Statement II: The Diffie-Hellman algorithm is used for the exchange of secret keys.
In the light of the above statements, choose the correct answer from the options given below:
Solution
Statement I is true.Caesar Cipher is a substitution cipher.
In Caesar Cipher, each letter of the plain text is replaced by another letter by shifting it by a fixed number of positions.
So, Statement I is true.
Statement II is also true.
Diffie-Hellman algorithm is used for secure key exchange between two parties.
It helps two users to agree on a common secret key over an insecure channel.
So, Statement II is true.
Therefore, both statements are true.
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