QuipoIn

Java - Custom Exception

How do you create a custom exception in Java?

A. Extend Exception or RuntimeException  

B. Implement Runnable 

C. Extend Thread 

D. Use throw keyword only

Which type of exception must be handled explicitly when creating a custom exception?

A. Checked Exception  

B. Unchecked Exception 

C. RuntimeException 

D. None

Which of the following is true about custom exceptions?

A. Cannot have constructors 

B. Can have constructors to pass messages  

C. Cannot be thrown using throw 

D. Must always extend RuntimeException

Which statement is correct about handling custom exceptions?

A. They cannot be caught 

B. They must be caught or declared if checked  

C. They automatically terminate the program 

D. They cannot extend Exception

Which keyword is used to throw a custom exception?

A. throws

B. throw

C. exception

D. try