App Inventor

The screen that a human uses to interact with the app is called the (a)   interface.

What block of code would create a variable called coin?

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In a user interface how do you get buttons to sit next to each other in a row?

• Click and drag them there

• Use a vertical arrangement

• Use a horizontal arrangement

• Use a box arrangement

Which of the following are non-visible objects on a user interface?

• Button

• Sound

• Timer

• Label

If you are tying to display a picture of a dog and you have saved it as puppy.png, what would you type in the red box in this code?

(a)  

What has the programmer forgotten to do in this section of code?

• Set the picture

• Play the sound

• Add a variable

• Set the sound

By looking at the properties what will this button look like?

• It will say small brush

• It will show a picture of a small brush

• It will say nothing

• It will be a blank picture

Which of the following best describes what this code does?

• Makes the line thicker

• Makes the line thinner

• Makes the line width 5

• When the button is clicked it sets the line width to 5

What menu would you go into to get a block to generate a random number?

• Control

• Logic

• Math

• Varibles

What errors have been made in code above?

• Put set score instead of initialise score

• Put in get x instead of get score

• Put in -1 instead of 1

• Put imagespritetarget touched instead of clicked