Help linking forms

Help linking forms

Zoho newbie. No scripting experience. And now my questions: 

  1. How do I create my app such that completion of formA directs the user to either formB, formC, ... formN based on inputs on formA? 
  2. Also, are Zoho Creator apps (forms, views) intended to function 'as is' or are they supposed to be embedded in one's pre-existing website (via HTML or whatever)? 

Thanks,

Steve