What are the Android application components?

There are four different types of app components:

• Activities.
• Services.
• Broadcast receivers.
• Content providers.

What is the project structure of an Android application?

xml: Every project in Android includes a manifest file, which is AndroidManifest. xml, stored in the root directory of its project hierarchy. The manifest file is an important part of our app because it defines the structure and metadata of our application, its components, and its requirements.