[Solved] Which statement best explains why encapsulation improves code maintainability? — Ans: It hides internal details, allowing changes without affecting other code | Java

Java - Encapsulation

Which statement best explains why encapsulation improves code maintainability?

AIt makes all methods static for better performance

BIt forces all variables to be public for easy access

CIt removes the need for getter and setter methods

DIt hides internal details, allowing changes without affecting other code

Step-by-Step Solution

Solution:

Step 1: Understand encapsulation's role
Encapsulation hides internal data and implementation details from outside code.
Step 2: Identify maintainability benefit
This hiding allows internal changes without breaking external code that uses the class.
Final Answer:
It hides internal details, allowing changes without affecting other code -> Option D
Quick Check:
Encapsulation hides details = easier maintenance [OK]

Quick Trick: Hide details to allow safe internal changes [OK]

Common Mistakes:

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Which statement best explains why encapsulation improves code maintainability?