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Worksheetsrevision for checkpoint 7
Total questions: 10
Worksheet time: 5mins
The Front-end Designer area of App Inventor is where you add blocks of code.
yes
no
The _____________ is used to test your app in App Inventor.
Emulator
build
layout
Which sensor in the smartphone tells you how many steps you have taken?
Gyroscope
Pedometer
Accelerometer
In App Inventor, the best use for a Listview component is to________________.
show an image on the screen
select one of the two options
show a list of items on the screen show a list of items on the screen
Most apps have multiple screens.
yes
no
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 If the red button is clicked, adds a canvas to the screen
The horizontal arrangement component is used to keep other components organised and next to each other to the left and right.
yes
no
In App inventor, the canvas is used to add an image file to the screen.
yes
no
The instruction below allows the app to _______________.
Clear the canvas
Clear the button
Clear the image Clear the image
What is the name of the item in the red box in the image below?
a textbox
a comment
a code block a code block
