Q. Which of the following is TRUE?
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(A)
In java, an instance field declared public generates a compilation error.
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(B)
int is the name of a class available in the package java.lang
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(C)
Instance variable names may only contain letters and digits.
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(D)
A class has always a constructor (possibly automatically supplied by the java compiler).
✅ Correct Answer: (D)
A class has always a constructor (possibly automatically supplied by the java compiler).