Android SDK

Question

What is android sdk ? and what is the use of sdk ? is there's any need to download all sdk ? what is relation of SDK with API version ?

Answer 1

Android Studio

Answer 2

SDK = Software Development Kit

These prior threads should address your first couple of questions:

https://www.sololearn.com/discuss/1315502/?ref=app

https://www.sololearn.com/discuss/556855/?ref=app

I'm not sure I'm clear on your third question.

This should help with your last question:

https://softwareengineering.stackexchange.com/questions/101873/whats-the-difference-between-an-api-and-an-sdk