# MCQs on Set Theory Quiz.2

Set theory MCQs quiz with answers and after solving this MCQ quiz you will be able to achieve the highest marks in exams. There all MCQ quizzes are collected from past papers and all important topics of the textbook.

## Set Theory MCQs Quiz.2

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Set Theory MCQs Quiz.2

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1. Which of these following is uncountable?

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2. Let A = φ, A relation on A is called partial ordering on A if the following conditions are satisfied?

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3. If A is uncountable and B is a countable subset of A then?

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4. Two sets " A " & " B "  have the same cardinal number if?

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5. Let A be a countably infinite set if and only if A can be written as A = { a1, a2, ... } where all ais are?

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6. A subset of ____ set is countable?

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7. A relation ≤  is called an equivalence relation on a set of which the following properties hold?

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8. Any infinite set contains a countably --- sets.

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9. Let A be a countable set and f: A → B be an ---- function then B is countable?

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10. Q' has cardinality?

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11. There does not exist an onto function from A to P(A). This is the statement?

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12. Which of the following is countable?

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13. Countable ____ of a countable set is also countable?

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14. Let A, ≤ be a partially ordered set, let a, b ε A, if either a ≤ b or b ≤ a then we say that a & b are?

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15. Every open interval is?