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Open Sets Quizzes, Questions & Answers

Top Trending Open Sets Quizzes


Hello guys, its Parveen Chhikara.There are 10 True/False questions here on the topics of Open Sets/Closed Sets. Hope this quiz analyses the performance "accurately" in some sense. Best of luck!!! Parveen...

Questions: 10  |  Attempts: 2448   |  Last updated: Aug 10, 2025
  • Sample Question
    There exists a nonempty set with no interior point and no isolated point exists.
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Are you ready to build confidence in foundational topology? Take this undergraduate-level quiz where you’ll explore what makes a set “open” in mathematics. You’ll work with ideas like interior points, open...

Questions: 15  |  Attempts: 11   |  Last updated: Dec 12, 2025
  • Sample Question
    Every open interval in the real numbers, such as (2,5), is an open set in the standard topology on ℝ.
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Think you know how open sets behave? This undergraduate-level quiz takes you deeper into the properties that define open sets in topology. You’ll examine how operations like unions and intersections affect openness, test...

Questions: 15  |  Attempts: 10   |  Last updated: Dec 12, 2025
  • Sample Question
    Which of the following is always open in any topology?
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