Answer 1

Very simple process

First download jdk path in you pc
Here is official website by oracle
https://www.oracle.com/technetwork/java/javase/downloads/index.html
If you pc is 32 bit than download
else download 64 bit
Than set envirament path and you done

Than downlod android studio
First go to Official website in you pc https://developer.android.com/
And click to download option
If you pc is 32 bit than download
else download 64 bit