oops and inheritance

What is the default value of Boolean variable?

• TRUE

• FALSE

• NULL

• NOT DEFINED

Default value of static integer variable of a class in java is

Java is short of Javascript.

• TRUE

• FALSE

Which feature JAVA does not support?

• Polymorphism

• Inheritance

• Pointer

• Portable

Which method can used to find the length of string?

• stringlength()

• length()

• getLength()

• getSize()

How to create anonymous Objects

• new Class_name().method_name();

• Obj=new Class_name().method_name();

• Class_name obj=new Class_name().method_name();

• new Class_name().objname

How to create nested class object for the following code______

Ex:

class A

{

Class B//nested class

{

}

}

• A r=new A();

  A.B c=new A.B();

• A r=new A();

  A.B c=r.new A.B();

• A r=new A();

  B c=new A.B();

• A r=new A();

  B c=new B();

A java program allows any number of public classes with in a single program

• True

• False

What is garbage Collection

• It is the process of collecting unused memory

• It is used to create class in dynamic memory

• It is a type of static memory

• None of these

Static blocks are executed after main() function execution..

• True

• False