What are the main components of Android architecture?

A Quick Overview

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Android architecture is a layered structure comprising software components designed to support multiple Android-enabled devices while preventing conflicts between components.


1. Linux Kernel  The bottom layer of the Android architecture that manages drivers required for the runtime of an Android device, such as camera, Bluetooth, and memory drivers.

Curious to know the features of Linux Kernel?

2. Platform/Native Libraries  A collection of C/C++ core libraries and Java-based libraries that support Android development, such as Graphics, SQLite, Media, and Webkit.

What Android libraries are available for Android development?

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3. Android Runtime  Contains core libraries and the DVM (Dalvik Virtual Machine) to power applications and provides the basis for the framework.

What high-level services does the Application framework include?

4. Application Framework  Provides APIs & services to create Android apps, & manages UI & resources. Includes the Android Hardware Abstraction Layer (HAL) to communicate with hardware-specific drivers.

Find out what apps come preinstalled

5. Applications  At the top layer of Android architecture, including pre-installed & downloaded apps that run within the runtime environment using the services provided by the application framework.

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