Multiple choice

Which of the following is true about wrapper classes in Java?

  1. The wrapper classes do not contain any constructor.

  2. All the methods of a wrapper class are static in nature.

  3. The wrapper class for float is java.lang.Float.

  4. Wrapper classes are contained in java.lang package.

  5. All of the above
Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

Yes, all of the above defines the properties of wrapper class in java.

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