Question 1.
Which of the following is a primitive root modulo
?
Question 2.
Let
.
Consider the following statements.
-
(i)
-
such that .
-
(ii)
- .
Which of the following is true?
Choice iii) is Incorrect.
Question 3.
Let
be a prime
satisfying
and
be an integer. Then
a solution of the congruence
.
Choice iii) is Incorrect.
Question 4.
An attack in which an eavesdropper has access to an oracle that decrypts arbitrary
ciphertexts is known as a
attack.
Choice iii) is Incorrect.
Question 5.
A number whose prime factors are all less than or equal to
is called a
number.
Question 7.
The discriminant of an elliptic curve
is given by
.
Choice iii) is Incorrect.
Question 8.
Let
be an elliptic
curve over
.
Then
.
Choice iii) is Incorrect.