What will be the output of the following Java program?
class Abc
{
public static void main(String[]args)
{
String[] elements = { "for", "tea", "too" };
String first = (elements.length > 0) ? elements[0]: null;
}
}
class Abc
{
public static void main(String[]args)
{
String[] elements = { "for", "tea", "too" };
String first = (elements.length > 0) ? elements[0]: null;
}
}A. Compilation error
B. An exception is thrown at run time
C. The variable first is set to null
D. The variable first is set to elements[0]
Answer: Option D
This Question Belongs to Java Program >> Overriding And Overloading
What is method overriding in Java?
A. Redefining a superclass method in a subclass
B. Defining a new method with the same name in a subclass
C. Making a method private in a subclass
D. Hiding methods in a superclass
What is the purpose of method overloading in Java?
A. Creating static methods
B. Hiding methods in a superclass
C. Redefining methods in a subclass
D. Defining multiple methods with the same name but different parameters
A. @OverrideMethod
B. @OverrideSuper
C. @Override
D. @OverrideParent
What happens when a subclass tries to override a final method from the superclass in Java?
A. The final method is hidden
B. It results in a compilation error
C. The final method becomes static
D. The final method is hidden
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