QuipoIn

Java Final Keyword

What is the purpose of the final keyword in Java?

A. To define a constant or prevent modification 

B. To make a variable accessible globally 

C. To create abstract classes 

D. To define static variables

Which of the following statements is TRUE about final variables?

A. A final variable can be reassigned after initialization 

B. A final variable must be initialized only once 

C. A final variable is always static 

D. A final variable can change value during runtime

What will happen if you try to extend a final class?

A. It will compile successfully 

B. It will throw a runtime exception 

C. It will cause a compilation error 

D. It will create an abstract class

What happens when a method is declared final?

A. It can be overloaded but not overridden 

B. It can be overridden but not overloaded 

C. It cannot be called by subclasses 

D. It cannot be inherited

Which of the following is NOT true about final?

A. A final class cannot be extended 

B. A final variable cannot change its value 

C. A final method cannot be overridden 

D. A final variable can be declared without initialization and changed later