TO-DO

Choose a frontend framework such as React or Angular to build the user interface.

Choose a backend technology such as Node.js and Express to build the server-side logic.

Design the database schema for storing quiz questions and answers. You can use a relational database management system like MySQL or a NoSQL database like MongoDB.

Implement the APIs for retrieving the questions and submitting answers.

Store the questions and answers in the database.

Implement the logic for scoring the quiz and displaying the results.

Deploy the application on a hosting platform such as Heroku or AWS.

These are the basic steps for developing a full-stack quiz application using JavaScript. You can add additional features and customize the application as per your requirements.