APP Inventor

Which sensor in the smartphone tells you how many steps you have taken?

• Accelerometer

• Pedometer

• Gyroscope

The (a)   is used to test your app in App Inventor

What is the name of the item in the red box in the image below?

• a comment

• a code block

• a textbox

The instruction below allows the app to (a)   .

What does the below code do?

• Read the information from the database

• When the green button is clicked, changes the paint color to green

• If the red button is clicked, adds a canvas to the screen

what would you use to let the user change the screen brightness

• Button

• Label

• Slider

In App inventor, the canvas is used to add an image file to the screen

• True

• False

The horizontal arrangement component is used to keep other components organised and next to each other to the left and right

• True

• False

Most apps have multiple screens

• True

• False

The Front-end Designer area of App Inventor is where you add blocks of code

• True

• False