What are the skin types in Android Studio?

Question

I try to create AVD in Android Studio, there are various skin types available like, HVGA, QVGA, WQVGA400 I don\'t know what these skin types are, please explain

Answer 1

This table shows the emulator skins that are available in the Android SDK, which you can use to emulate some of the most common screen configurations.

http://developer.android.com/guide/practices/screens_support.html#testing