Global Web Forum

Muhammad

بِسمِ اللَّهِ الرَّحمٰنِ الرَّحيمِ

From: Sahiwal Division

Registered: 2012-03-22

Posts: 22,197

Website

Theory Of Computation Quiz Question.

Programming Languages Quizzes Theory Of Computation

Question:
Which of the following statements are true?
I.    The set of all odd integers is a monoid under multiplication.
II.   The set of all complex number is a group under multiplication
III.  The set of all integers under the operation * given by a * b = a+b-ab is a monoid
IV.   Zs under symmetric difference   defined by
A B = (A-B) ∪ (B-A) is an abelian group

Option A):
I, II and III
Option B):
I, III and IV
Option C):
I, II and IV
Option D):
I and II

Correct Answer is Option B):
I, III and IV

---

Online Web Tutorials And Interview Questions With Answers Forum:
https://globalguideline.com/forum/