Android Interview Questions and Answers

Android software stack (also known as android architecture) includes linux kernal, native libraries (middleware), Android Runtime, Application Framework and Applications.

Linux Kernal is responsible for device drivers, power management, resource access etc. OS tasks.

On the top of linux kernal, their are Native libraries such as WebKit, OpenGL, FreeType, SQLite, Media, C runtime library (libc) etc.

The WebKit library is responsible for browser support, SQLite is for database, FreeType for font support, Media for playing and recording audio and video formats.

The main Android API's are UI (User Interface), telephony, resources, locations, Content Providers (data) and package managers.