Question

Write any 3 points to keep in mind while coding the design component of App Inventor.

Answer 1

Answer:

Visible components such as Button, TextBox, Label, etc. are part of the User Interface. Non-visible components such as Accelerometer, Sound, OrientationSensor are not seen and thus not a part of the UI screen, but they provide access to built-in functions of the Android device.

Answer 2

• Fast Iteration and Design Using the Companion
• Mental Modelling
• Component Abstraction for Platform Behavior. Components are core abstractions in App Inventor.