[Solved] Why is it recommended to use getter and setter methods instead of making class fields public? — Ans: To allow validation and control over data changes | Java

Java - Encapsulation

Why is it recommended to use getter and setter methods instead of making class fields public?

ATo avoid using constructors

BTo allow validation and control over data changes

CTo make code longer and complex

DTo prevent object creation

Step-by-Step Solution

Solution:

Step 1: Understand encapsulation benefits
Getters and setters allow validation and control when data changes.
Step 2: Compare with public fields
Public fields allow direct access without control or validation.
Final Answer:
To allow validation and control over data changes -> Option B
Quick Check:
Encapsulation = Control + Validation [OK]

Quick Trick: Getters/setters enable validation and protect data [OK]

Common Mistakes:

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Why is it recommended to use getter and setter methods instead of making class fields public?