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1. What does the BCM2835 library do?

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2. Where is the origin of the LCD screen?

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3. How are the fonts passed into the display_draw_string function?

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4. What do you have to call before you can start drawing to the screen?

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5. What do you have to call before you can read from the buttons?

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6. Why are the button definitions in code different than how we are using them in this lab?

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7. Why do we add delays in our code? Which function accomplishes this and what library is it from?

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8. What is a .gitignore and how is it used?

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9. What command did you use to compile your code?

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10. Upload a picture of each mode of pass-off from the Requirements section. Name them as left.png, right.png, up.png, down.png, center.png, default.png.