BCA Semester 3 – OOP in Java () Questions & Answers | Past TU Exam Papers

Question 1

Define super, final and this keyword in java. Explain the concept of MVC in brief.

Marks: 5

Year: 2019 Final TU FOHSS

1. Keywords in Java a) super - Refers to the immediate parent class object. - Used to: 1. Call parent class constructor: super(); 2. Access parent class methods: super.methodName(); 3. Ac

Question 2

a) Define Collection Class. Explain different Wrapper classes and associated methods in java.\ b) Define AWT. Explain different types of Layout Managers in java

Marks: 10

Year: 2019 Final TU FOHSS

a) Collection Class and Wrapper Classes 1. Collection Class - Definition: A Collection is a framework in Java used to store, retrieve, and manipulate groups of objects. - Key Points: - Provides

Question 3

a) Differentiate between java AWT and java Swing. Explain the different types of layout managers in java GUI programming. b) Write a java GUI program to calculate square of entered number.

Marks: 10

Year: 2020 Final TU FOHSS

Q: a) Differentiate between Java AWT and Java Swing. Explain different types of Layout Managers 1. Difference between AWT and Swing | Feature | AWT (Abstract Window Toolkit) | Swing