1. True or False: App Widgets can reside only on the Home screen.

2. Which of the following is an example of a View widget that cannot be used with an App Widget?

A. Button

B. WebView

C. ProgressBar

3. True or False: Although App Widgets are defined in pixels, their size must correspond directly to a certain number of cells.

4. For what reason is a service used in an App Widget?

A. To handle lengthy background operations

B. To handle drawing directly on the screen

C. To access private data

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