Android is a mobile operating system based on the Linux kernel and designed primarily for touchscreen mobile devices. Being familiar with the Android ecosystem is a prerequisite for designing apps efficiently.
Event-based design patterns are very common in modern applications, especially in the development of user interfaces.
Public questions (free account) are common interview questions. They are great for practicing, or if you want to filter candidates using the classic problems.
Which of these methods are called when the screen changes orientation from portrait to landscape in Android?