juniorOOP

What is method overriding?

Updated May 17, 2026

Short answer

Method overriding occurs when a child class modifies a parent class method.

Deep explanation

It supports runtime polymorphism where child implementation replaces parent behavior.

Real-world example

Different UI components overriding render methods.

Common mistakes

  • Changing method signature while overriding.

Follow-up questions

  • What is runtime polymorphism?
  • Can private methods be overridden?

More OOP interview questions

View all →