Introduction

• Android Development is done with a tool called as Android Studio.
• You require following information to start off with an app.
• Application Name is the name of the application
• Company domain is the domain of the company to which application will register.
• Android used to be written in Java now we can also use kotlin.
• An android app has following components
• Layout
• Describes how the app should look.
• This is created by combining different views
• A view by default is an area on our screen.
• A view may contain texts may be a button or may hold other bunch of views.
• Activity
• Activity is the code behind the layout.
• It contains events related to views and operations when they occur.