Germ Guide App

Which of the following event handlers will play an audio file when a check box is clicked in App Inventor?

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Which set of blocks will change the canvas to blue when the button is clicked?

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An ordered set of instructions that are used to carry out a task is called:

• control layer

• algorithm

• backpack

• conditional statement

Which of the following is correctly named using camel case?

• reset button

• RESETbutton

• ResetButton

• Reset button

An action or occurrence that happens during run time that will trigger a response or behavior by the software is called:

• component

• properties window

• variable

• event

A diagram that represents an algorithm or process, and uses geometric symbols connected by arrows to show the direction of the flow of action is called:

• backpack

• variable

• flowchart

• pair programming

The layer of an app that the user sees and interacts with is called

• control layer

• view layer

• model layer

The layer of an app that contains the blocks of code that tell the app how to behave is called:

• control layer

• view layer

• model layer

Items you can drag to the viewer in the Designer side of App Inventor like buttons, labels, etc are called:

• events

• components

• variables

• algorithms

This allows you to change specific things about each component like height, width, color, etc.

• backpack

• properties window

• control layer

• palette