C# - Classes and Objects Questions and Answers

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Understanding Classes and Objects in C# is a core concept for anyone preparing for software development interviews. These programming questions and answers explore how object-oriented programming (OOP) principles like encapsulation, abstraction, and inheritance are applied in C#. You’ll learn how classes define structure and behavior, while objects represent real-world entities within programs. Such C# programming MCQs and interview questions are commonly asked in TCS, Accenture, Wipro, and Infosys technical rounds. Practicing these C# OOP questions with explanations improves coding efficiency and conceptual clarity, making it easier to crack programming assessments and placement tests. Start now with C# Classes and Objects questions with answers to strengthen your fundamentals.

C# - Classes and Objects

Showing 10 of 37 questions

31. Which keyword restricts a method from being overridden?

  • virtual
  • sealed
  • override
  • static
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32. What is a blueprint for an object?

  • Namespace
  • Class
  • Method
  • Field
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33. What is a property in C# mainly used for?

  • To store constants
  • To control access to class fields
  • To handle exceptions
  • To create loops
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34. When is a destructor called in C#?

  • During object creation
  • During object deletion
  • During object copying
  • During compilation
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35. What is the function of a constructor overloading?

  • To change class behavior
  • To initialize objects differently
  • To create multiple objects
  • To copy data
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36. Which keyword is used to inherit from a base class constructor?

  • this()
  • base()
  • init()
  • super()
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37. Which statement about objects is true?

  • Objects consume no memory
  • Each object occupies separate memory space
  • All objects share one memory block
  • Objects cannot be copied
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