functionalities

hello I wanna make an android terminal emulator app that can provide root access I need to know what functionalities should i include in my app i've to start from scratch and i'm facing problems in making a DATA FLOW DIAGRAM of this app this app is intended for advanced mobile-phone users...

Today when i visited admission website fyjc.org.in I got this message.:- As a result of complicated functionalities and advanced features provided by this website, it seems to be unattainable to function properly in the browser you are using. We are sorry to say that you cannot continue...