Discrete Mathematics Multiple Choice Questions
Discrete Mathematics Multiple Choice Questions 1) If x is a set and the set contains an integer which is neither positive nor negative then the set x is ____________. Set is Empty Set is Non-empty Set is Finite. Set is both Non- empty and Finite. Answer: d) Set is both Non- empty and Finite. Explanation: The non-empty and finite set is set {0}. 2) If x ∈ N and x is prime, then x is ________ set. Infinite set Finite set Empty set Not a set Answer: a) Infinite set Explanation: There is no extreme prime, so the number of primes is infinite. 3) If x is a set and the set contains the real number between 1 and 2, then the set is ________. Empty set Finite set Infinite set None of the mentioned Answer: c) Infinite set. Explanation: X is an infinite set as there are infinitely many real numbers between 1 and 2. 4) Which of the following is a subset of set {1, 2, 3, 4}? {1, 2} {1, 2, 3} {1} All of the mentioned Answer: d) All of the mentioned Explanation: The subset of se...