1.

Which of the following is true about the anonymous inner class?

Select one:

a.

It has only methods

b.

Objects can't be created

c.

It has no class name

d.

It has a fixed class name

2.

All of the following methods can be defined in one single interface:

default void printContent(T[] objects)

{

for(T t:objects)

{

System.out.println(t.toString());

}

}

default void printContent(ArrayList objects)

{

for(T t:objects)

{

System.out.println(t.toString());

}

}

default void printContent(HashMap objects)

{

for(HashMap.Entry entries: objects.entrySet())

{

System.out.println("Key = " + entries.getKey() + " , Value = " + entries.getValue());

}

}

Select one:

True

False

3.

The following statement is used to declare and instantiate an ArrayList of Car objects.

ArrayList cars=new ArrayList();

Select one:

True

False

4.

All Wrapper classes are immutable in Java except StringBuilder class

Select one:

True

False

5.

he following code will produce a compilation error unless:

public interface Shape extends Comparable{

}

Select one:

a.

None of the these

b.

Car class is defined in the same project folder

c.

Car class is defined in the same package

d.

Both Comparable and Car are defined in the same package

6.

A class can include a definition of an interface.

Select one:

True

False