This application has been built in Java, making use of package java.awt, package javax.swing.
This is a simple quiz application developed in Java, where the end user (teacher) can add as many MCQ questions along with the answer key, in order to form a quiz for students.
The language used is Java which uses additional packages java.awt, and javax.swing to do the task.
java.awt - Contains all of the classes for creating user interfaces and for painting graphics. User interface objects such scrollbars are called components in AWT terminology.
javax.swing - Swing is a GUI widget toolkit for Java, which is a part of Oracle's APIs for helping with a GUI for Java programs. It provides interfaces that enable the development of input methods that can be used with any JRE.
The code structure is easy to understand and simple to implement. Quiz.java class is the entry point into the application.