Q. What will be the output?

Code: 
String s = "abc";
s.toUpperCase();
System.out.println(s);
  • (A) ABC
  • (B) abc
  • (C) Compilation Error
  • (D) Runtime Error
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✅ Correct Answer: (B) abc
Explanation: String is immutable, so original value remains unchanged.

Published by Roshan ⭐ 3.43K Points at 23-Apr-2026 06:02 am in JAVA

Explanation by: Roshan
String is immutable, so original value remains unchanged.

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