C Sharp (C#) - Inheritance
Given a base class with a virtual method, how can you allow a derived class to override it but prevent any further overrides in subclasses?
Given a base class with a virtual method, how can you allow a derived class to override it but prevent any further overrides in subclasses?
hard🚀 Application Q8 of 15
Step-by-Step Solution
Solution:
Step 1: Understand sealing overrides
You can override a virtual method and seal it to prevent further overrides.Step 2: Apply sealed override in derived class
Mark the overriding method as 'sealed override' in the derived class.Final Answer:
Override the method in the derived class and mark it as sealed -> Option DQuick Check:
Sealed override stops further subclass overrides [OK]
Quick Trick: Seal the override method to block further overrides [OK]
Common Mistakes:
MISTAKES- Sealing the base class instead of method
- Trying to seal virtual methods directly
- Using 'new' keyword instead of override
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