Cryptography Cryptography Overview I Online Exam Quiz
Cryptography Cryptography Overview I GK Quiz. Question and Answers related to Cryptography Cryptography Overview I. MCQ (Multiple Choice Questions with answers about Cryptography Cryptography Overview I
In the elliptic curve group defined by y2= x3- 17x + 16 over real numbers, what is P + Q if P = (0,-4) and Q = (1, 0)?
Options
A : (15, -56)
B : (-23, -43)
C : (69, 26)
D : (12, -86)
For the point P (7, 0) defined in the curve E13(1, 1). What is –P?
Options
A : (7,1)
B : (8,12)
C : (8,1)
D : (7,0)
Consider knapsack that weighs 23 that has been made from the weights of the superincreasing series {1, 2, 4, 9, 20, and 38}. Find the ‘n’.
Options
A : 011111
B : 010011
C : 010111
D : 010010
Which among the following values: 17, 20, 38, and 50, does not have primitive roots in the group G = <Zn?, ×>?
Options
A : 17
B : 20
C : 38
D : 50
For 1000 nodes in IP level, how many keys would be required?
Options
A : 499000
B : 499500
C : 500500
D : 500000
Find the order of group G= <Z7*, x>
Options
A : 6
B : 4
C : 3
D : 5
“Meet in the middle attack” is an attack
Options
A : where the timing required for the attack via brute force is drastically reduced
B : where the adversary uses 2 or more machines to decrypt thus trying to reduce the time
C : where messages are intercepted and then either relayed or substituted with another message
D : where cryptanalysis takes lesser time than the brute force decryption
Find the solution of x2?3 mod 23
Options
A : x?±16 mod 23
B : x?±13 mod 23
C : x?±22 mod 23
D : x?±7 mod 23
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