Multiple choice

1.

A. The DLP is one of the most important ____________ functions in _____________ cryptography.

1-way, shared-key

1-way, public-key

2-way, shared-key

2-way, public-key

B.

Given the expression a = r mod m, there are _______________ r's for each a and m. For example, if m = 12, a = 24, then r = 0 which can also be expressed as either 24 = 0 mod 12 or 24 mod 12 = 0.

infinitely many

an equal number of

a finite set of

multiple

C.

In the English language, which three letters have the largest cumulative relative frequency?

E, T, Z

E, M, N

N, O, R

S, T, R