Mathematics ECAT Pre Engineering Chapter 2 Set, Functions and Groups Online Test With Answers

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Mathematics ECAT Pre Engineering Chapter 2 Set, Functions and Groups Online Test

Sr. # Questions Answers Choice
1 The logic in which every statement is regarded as true or false and no other possibility is called Aristotelian login Inductive logic Non-Aristotelian logic None of these
2 If B-A≠φ , then n(B-A) is equal to n(a)+n(c) n(c)-n(a) n(a)-n(c) None of these
3 If A∩B=B, then n(A∩B) is equal to n(a) n(a)+n(c) n(c) None of these
4 If the intersection of two sets is non-empty, but either is a subset of other are called Disjoint sets Over lapping Equal sets None of these
5 The set which has no proper subset is {0} {} {∅} None of these
6 The set {x|x∈N∧x-4=0} in tabular form is {-4} {0} {} None of these
7 {x|x∈R∧x≠x} is a Infinite set Null set Finite set None of these
8 If A is a subset of B and B contains at least one element which is not an element of A, then A is said to be Improper subset of B Super set of B Proper subset of B None of these
9 For any two sets A and, A ⊆ B if x ∈ A ⇒ x ∈ B x ∉ A ⇒ x ∉ B x ∈ A ⇒ x ∉ B None of these
10 If a 1-1 correspondence can be established b/w two sets A and B, then they are called Equal sets Equivalent sets Over lapping sets None of these
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