- The components that make up the user interface of an Android app (such as text views and buttons) are known as _______

	objects
	widgets
	activities
	resources
	layouts

- A(n) _______ defines how the components of a UI (such as text views and buttons) are arranged on the screen.

	layout
	menu
	palette
	resource
	widget

- What is the name of the file where string resources are given?

Type the name below exactly as it appears in Android Studio (the file name only).

- The files for string and dimen resources are stored in which resource folder?

- When specifying text size, it is best practice to use which unit of measurement?

	scale-independent pixels (sp)
	pixels (px)
	density-independent pixels (dp)
	ems
	inches (in)

Here is a portion of an activity's layout file defining a text view:

  
The text on the text view is defined by a string resource named goodbye_string. What goes in the blank?