User interface in mobile application development

1. What is user interface in mobile application?
2. What is the need of user interface in mobile application development?
3. What is user interface in Android application?

What is user interface in mobile application?

A mobile user interface (mobile UI) is the graphical and usually touch-sensitive display on a mobile device, such as a smartphone or tablet, that allows the user to interact with the device's apps, features, content and functions.

What is the need of user interface in mobile application development?

It is the way through which users interact with the mobile application. The user interface includes all the controls, buttons, blocks, and elements of the app. The primary objective of the user interface is to provide easy, enjoyable, and effective interaction between the user and the app.

What is user interface in Android application?

The Android operating system (OS) allows users to interact with it through different devices and a medium called the User Interface (UI). The UI is what the end user is able to see and interact with to navigate and use different components of the Android OS on an Android application.