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=== Linux adb and fastboot ===Android Debug Bridge, aka ADB, is a tool that helps in sending basic Linux commands and a variety of Android Specific commands from PC to the connected Android devices.In all, it is a versatile command line tool that allows you to communicate with a device.It is used to manage either an emulator instance or an actual Android device.It is a part of the Android SDK and is made up of three components: A Client, a Daemon, and a server. It works when the device is powered on and booted into OS or Recovery.FasttBoot is a tool that makes it possible for you to flash any partition on an Android device like system, recovery, Cache, boot, and other useful tasks.With the help of this tool, you can flash the custom-built .img files via fastboot. It is a special diagnostic and engineering protocol that you can boot your Android device into.While in Fastboot, you can modify the file system images from a computer over a USB connection. It also requires software from the Android SDK and different USB Drivers for Windows Computers.