Comprehensive Android Developer Bootcamp - Final Challenge Solution

The video tutorial guides viewers through adding a 'previous' button to an Android quiz app. It covers rearranging UI elements using linear layouts, coding the button's functionality to navigate questions, and addressing index errors. The tutorial concludes with a functional quiz app that allows users to navigate questions both forward and backward.

Explain the role of the OnClickListener in the context of the previous button.

What challenges might arise when implementing the functionality of the previous button?

What modifications are necessary to ensure the previous button functions correctly at the first question?