You want to allow any class in any package to access a method named calculate inside your class. Which access modifier should you use and why?

hard📝 Application Q8 of 15

Java - Packages and Access Control

You want to allow any class in any package to access a method named calculate inside your class. Which access modifier should you use and why?

AUse default (no modifier) to allow package-only access.

BUse <code>private</code> to restrict access to the class only.

CUse <code>protected</code> to allow access only to subclasses.

DUse <code>public</code> so all classes can access it.

Step-by-Step Solution

Solution:

Step 1: Understand access needs
The method must be accessible from any class in any package.
Step 2: Match access modifier to need
Only public allows access from all classes everywhere.
Final Answer:
Use public so all classes can access it. -> Option D
Quick Check:
Public = global access [OK]

Quick Trick: Public modifier grants universal access [OK]

Common Mistakes:

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