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WorksheetsUnit 1 Let's Create an App Assessment
Total questions: 14
Worksheet time: 4hrs 30mins
To add a button to a screen in App Inventor, where would the Button component be dragged to?
The Designer Viewer
The Blocks Viewer
The Properties Pane
The Media Drawer
To program a Button component in App Inventor, where would the code be added?
The Designer Viewer
The Blocks Viewer
The Properties Pane
The Media Drawer
Which of the following algorithms would move the arrow from the Start block, through the grey outlined path on the maze, to the End block? Note that the turnLeft and turnRight turn the arrow in place – they do not advance the arrow forward!
moveForward - 4 blocks
turnRight
moveForward - 6 blocks
turnLeft
moveForward - 6 blocks
moveForward - 2 blocks
turnRight
moveForward - 2 blocks
turnLeft
moveForward - 3 blocks
turnRight
moveForward – 4 blocks
turnLeft
moveForward – 2 blocks
moveForward - 2 blocks
turnRight
moveForward – 2 blocks
turnLeft
moveForward – 2 blocks
turnRight
moveForward – 4 blocks
turnLeft
moveForward – 4 blocks
moveForward - 2 blocks
turnRight
moveForward – 2 blocks
turnLeft
moveForward – 6 blocks
turnRight
moveForward – 2 blocks
turnLeft
moveForward – 4 blocks
Which of the following event handlers will play an audio file when a check box is clicked in App Inventor?
Use the code below to answer the question.
Which of the following statements correctly describes the event for the event handler shown above?
A button being clicked
The app speaking the message “I’m shaking!”
The accelerometer sensing shaking
The app displaying the message “I’m shaking!”
An app developer wants to create the code for a checkbox component that when selected (checked), turns a label component’s background color to red; when not checked turns the label component’s background color to blue.
Which of the following flowcharts is the correct way to show the algorithm for this behavior?
What does UI stand for?
user interface
universal identifier
view layer
under image
What kind of question can a conditional statement be?
yes/no
multiple choice
short answer
long answer
An If/Then statement uses
Boolean logic
Common Sense
Strategic Planning
Complex equations
Where can you find the If/Then Blocks?
Control Drawer
Logic Drawer
Variables Drawer
Math Drawer
IF you are wearing green ride bus 1; else ride bus 2.
You are wearing blue. What bus do you ride?
Bus 1
Bus 2
Walk
None of the above
In a flow chart the symbol for a condition is:
Diamond
Rectangle
Oval
Octagon
In a flow chart the symbol for a Command is:
Rectangle
Diamond
Oval
Arrow
Which code when checked, sets the button's background image to display a dog picture
