Discrete Mathematics Cryptography Decryption Online Exam Quiz

Discrete Mathematics Cryptography Decryption GK Quiz. Question and Answers related to Discrete Mathematics Cryptography Decryption. MCQ (Multiple Choice Questions with answers about Discrete Mathematics Cryptography Decryption

The ROT13 caesar cipher system has an offset of ___________

Options

A : 13

B : 45

C : 71

D : 37

View Answer

Suppose that there are two primes, P1 = 229 and p2 = 61. Find the value of z and ?.

Options

A : 13969, 13680

B : 5853, 23452

C : 7793, 34565

D : 17146, 69262

View Answer

How many bits of message does the Secure Hash Algorithm produce?

Options

A : 160 bits

B : 1035 bits

C : 621 bits

D : 3761 bits

View Answer

The public key of given user, in an RSA encryption system is e = 57 and n = 3901. What is the value of Euler’s totient function ?(n) for calculating the private key of the user?

Options

A : 4369

B : 3772

C : 871

D : 7892

View Answer

Using RSA algorithm what is the value of cipher test c if the plain text e = 7 and P = 5, q = 16 & n = 832. Determine the Euler’s totient function for the plain text?

Options

A : 47

B : 584

C : 428

D : 60

View Answer

In a public key system, the cipher text received is C = 10 if RSA encryption used with a public key(e = 11, n = 77) to deduce the plain text. Determine the value of ?(n)?

Options

A : 49

B : 60

C : 123

D : 70

View Answer

There are 67 people in a company where they are using secret key encryption and decryption system for privacy purpose. Determine the number of secret keys required for this purpose?

Options

A : 887

B : 6529

C : 2211

D : 834

View Answer

To encrypt a message _______ is used on the character’s positions.

Options

A : boolean algebra

B : bijective function

C : inverse function

D : surjective function

View Answer

In a transposition cipher, the plaintext is constructed by the ________ of the ciphertext.

Options

A : permutation

B : combination

C : sequence

D : series

View Answer

________ can decrypt traffic to make it available to all other network security functions such as web proxies.

Options

A : SSL visibility appliances

B : RSA appliances

C : Rodriguez cipher system

D : Standard cipher system

View Answer

Chemical Engineering Basics - Part 1 more Online Exam Quiz

Discrete Mathematics Closure Associativity

Discrete Mathematics Closure Relations

Discrete Mathematics Combinations

Discrete Mathematics Cosets

Discrete Mathematics Counting Functions

Discrete Mathematics Cryptography Encryption

Discrete Mathematics Cycles

Discrete Mathematics Cyclic Groups

Discrete Mathematics De Morgan Laws

Discrete Mathematics Derangements