MIT App Inventor Component Functions

This video tutorial guides users through setting up and programming the Germ Guide App using MIT App Inventor. It covers importing the app file, connecting the MIT App Companion, and modifying the user interface. The tutorial focuses on setting up the Waterborne screen, adding buttons, and using block view for programming. It also demonstrates how to play media files when buttons are clicked, providing a comprehensive overview of app development in MIT App Inventor.

What is the first step in setting up the Germ Guide App in MIT App Inventor?

• Select the waterborne screen

• Connect to a Chromebook

• Import the a13 germ guide aia file

• Open the MIT App Companion

How can you make buttons stand out more in the app interface?

• Change the button shape

• Increase the button size

• Add an image to the button

• Change the button text color

What happens when you click the back button on the water screen?

• It takes you to the vector screen

• It opens the block view

• It returns to the home screen

• It closes the app

Which property should be unchecked to remove the title from the water screen?

• Screen Name

• Title Visible

• Header Display

• Title Bar

What is the purpose of using a vertical arrangement in the app?

• To add a background image

• To change the screen color

• To align components vertically

• To add more buttons

What should be done to ensure the media plays when a button is clicked?

• Add a media player component

• Increase the button size

• Change the button color

• Add a new screen

Which file type is used for the media in the app?

• MP3

• PNG

• MP4

• JPEG

What is the function of the block view in MIT App Inventor?

• To change app settings

• To preview the app

• To write and manage code

• To design the app layout

How can you adjust the spacing between buttons in the app?

• By using horizontal arrangements

• By adding more buttons

• By changing the screen layout

• By changing the button size

What is the role of a non-visible component in the app?

• To add new screens

• To change text color

• To play media

• To display images