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Question 102Asked in CIL MT Systems, 27 Feb 2020 (8:00 AM)

In RSA 1. p and q are chosen as very large prime number

In RSA 1. p and q are chosen as very large prime number 2. Compute n = p * q and φ(n) = (p-1) * (q-1) Later e encryption key chosen. How this encryption key is selected?
  1. Ae is chosen as a relative prime to q
  2. Be is chosen as a relative prime to p
  3. Ce is chosen as a relative prime to φ(n)
  4. De is chosen as a relative prime to n
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Correct answer: (C) e is chosen as a relative prime to φ(n)

From CIL MT Systems PYQ, 27 Feb 2020 (8:00 AM)

This is question 102 of CIL MT Systems PYQ, 27 Feb 2020 (8:00 AM). See all questions of this paper with answers, or attempt the paper as a timed online test to get your score and all-India rank.