Camera

The Camera subsystem is responsible for handling camera devices. It provides a unified interface for accessing camera devices, such as taking pictures and recording videos.

Graphics

The Graphics subsystem is responsible for rendering graphics on the screen. It provides a unified interface for accessing graphics hardware, such as GPUs and displays.

Input

The Input subsystem is responsible for handling input devices, such as keyboards, mice, and touch screens. It provides a unified interface for accessing input devices, such as receiving key presses and mouse movements.

Zygote

The Zygote is a process that is responsible for creating new processes. It is used to initialize the Android runtime environment and to create the first process, which is the main application process.

Binder

The Binder is a system for inter-process communication (IPC). It allows processes to communicate with each other without having to know about each other’s implementation details.

Audio

The Audio subsystem is responsible for handling audio output. It provides a unified interface for accessing audio hardware, such as speakers and microphones.

Display

The Display subsystem is responsible for handling the display. It provides a unified interface for accessing the display, such as setting the resolution and brightness.

Networking

The Networking subsystem is responsible for handling network connections. It provides a unified interface for accessing network resources, such as sockets and DNS servers.

Storage

The Storage subsystem is responsible for handling storage devices. It provides a unified interface for accessing storage devices, such as filesystems and file paths.

System

The System subsystem provides a variety of system-level services, such as process management, memory management, and scheduling.

Other Subsystems

In addition to the subsystems listed above, Android also has a number of other subsystems, such as:

• The Battery subsystem is responsible for managing the battery.
• The Clipboard subsystem is responsible for handling the clipboard.
• The Localization subsystem is responsible for handling localization.
• The Sensors subsystem is responsible for handling sensors, such as accelerometers and gyroscopes.
• The Telephony subsystem is responsible for handling telephony.
• The Wifi subsystem is responsible for handling Wifi.