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Which of these is a key benefit of using object-oriented programming in Java?

easy📝 Conceptual Q2 of 15
Java - Object-Oriented Programming Concepts
Which of these is a key benefit of using object-oriented programming in Java?
AIt prevents any errors from happening
BIt eliminates the need for variables
CIt forces all code to be written in one big method
DIt allows code reuse through inheritance
Step-by-Step Solution
Solution:

  1. Step 1: Identify OOP features

    Inheritance is a core OOP feature that allows reusing code by creating new classes from existing ones.

  2. Step 2: Evaluate options

    Only It allows code reuse through inheritance correctly states a real OOP benefit; others are false or misleading.

  3. Final Answer:

    It allows code reuse through inheritance -> Option D

  4. Quick Check:

    OOP feature = Inheritance for reuse [OK]
Quick Trick: Inheritance helps reuse code easily [OK]
Common Mistakes:
  • Believing OOP removes variables
  • Thinking OOP forces one big method
  • Assuming OOP prevents all errors

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