Question

In the group G = <Zn*, ×>, when the order of an element is the same as order of the group (i.e. f(n)), that element is called the Non – primitive root of the group.

(a) True

(b) False

I had been asked this question in final exam.

The doubt is from Number Theory in portion More Number Theory of Cryptograph & Network Security

Answer 1

Correct answer is (b) False

For explanation I would say: Such a group is called the primitive root of the group.