1. Which UI element was NOT used in the demo app?
Button
TextView
Slider
ImageView

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2. Where in the app did we set an OnClickListener to respond to Button presses?
activity_main.xml
MainActivity.java
AndroidManifest.xml

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3. How can you change the TextSize (font size in a TextView)? (There is more than one correct answer, so try different ones - there is no panelty for taking a question multiple times.)
Edit the raw .xml
Change the properties in the GUI editor
Capture the TextView using findViewByID and then call .setTextSize()
Change the AndroidManifest file

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