Compilers Questions and Answers – Relations – 2

This set of Compilers Questions and Answers for Freshers focuses on “Relations – 2”.

1. If A ∩ B = B, then?
a) A ⊂ B
b) A = ø
c) B ⊂ A
d) B = ø
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2. Empty set is a _____________
a) Invalid set
b) Infinite set
c) Finite set
d) None of the mentioned
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3. If A, B and C are any three sets, then A – (B ∪ C) is equal to _____________
a) (A – B) ∪ (A – C)
b) (A – B) ∪ C
c) (A – B) ∩ (A – C)
d) (A – B) ∩ C
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4. A = {x: x ≠ x} represents?
a) {0]
b) {1}
c) {}
d) {x}
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5. If A, B, C be three sets such that A ∪ B = A ∪ C and A ∩ B = A ∩ C, then?
a) A=B
b) A=C
c) B=C
d) A=B=C
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6. The number of proper subsets of the set {1, 2, and 3} is?
a) 8
b) 6
c) 7
d) 5
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7. If A and B are any two sets, then A ∪ (A ∩ B) is equal to _____________
a) A
b) B
c) A^C
d) B^C
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8. If A, B and C are any three sets, then A × (B ∪ C) is equal to _____________
a) (A × B) ∪ (A × C)
b) (A × B) ∩ (A × C)
c) (A ∪ B) × (A ∪ C)
d) None of the mentioned
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Sanfoundry Global Education & Learning Series – Compilers.

To practice all areas of Compilers for Freshers, here is complete set of 1000+ Multiple Choice Questions and Answers.

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