Explain Swing package/class hierarchy. What are different Swing components?

 Explain Autoboxing and Unboxing with example.

Explain use of Map interface in Java.

What is multithreading? How threads are created in Java? Write a java program to demonstrate advantage of multithreading.

 What is an exception? Explain various causes of exceptions. How exceptions are handled in java? Explain concept of exception hierarchy.

 What is polymorphism? What are different types of polymorphism supported by Java? Explain in detail.

 Explain use of interface in Java with example program.

What is inheritance? What are advantages of it? Explain how multilevel inheritance is implemented in java with the help of an example.

 Explain use of InputSteam and OutputStream classes with the help of examples.

Write a java program to find simple interest and compound interest. Define proper class and methods in your program.

 What is String class? Explain use of any four methods of String class.

Explain use of abstract class in Java programming. What is abstract method? Explain with example.

What is a class? How a class is different from object? Explain need of private access specifiers in java with example program.

What is object-oriented programming? What are its advantages? Explain Java is platform independent.

Explain different operators available in java.

 Describe the guidelines for the bar code system in compliance with the BMWM Rules 2016, as amended

. Explain the process of authorisation under the BMWM Rules, 2016 as amended.

 Enumerate some major and minor accidents with respect to health care waste management.

. Describe the duties of a waste management officer.

 Describe the laws related to the management of health care waste in India