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Why would you choose a concrete class over an abstract class in C#?

easy🧠 Conceptual Q2 of Q15
C Sharp (C#) - Polymorphism and Abstract Classes
Why would you choose a concrete class over an abstract class in C#?
ABecause you want to prevent any method implementation
BBecause you want to force subclasses to implement certain methods
CBecause you want to create objects directly without requiring subclassing
DBecause you want to declare methods without any body
Step-by-Step Solution
Solution:
  1. Step 1: Define concrete class purpose

    A concrete class is a fully implemented class that can be instantiated to create objects directly.
  2. Step 2: Contrast with abstract class

    Abstract classes cannot be instantiated and are used to define methods that subclasses must implement.
  3. Final Answer:

    Because you want to create objects directly without requiring subclassing -> Option C
  4. Quick Check:

    Concrete class usage = Direct object creation [OK]
Quick Trick: Use concrete classes to create objects directly [OK]
Common Mistakes:
MISTAKES
  • Trying to instantiate abstract classes
  • Using concrete classes when method implementation should be forced
  • Confusing abstract and concrete class roles

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