1. What problem were device trees invented to solve? (2 points) 2. What registers are used in load Linux when device trees are used? (2 points) 3. List the advantages of using a device tree (2 points). 4. Is a device tree capable uboot necessary to use device trees and why or why not? 5. What is the formal definition of the device tree? (3 points) 6. Think about the syntax of a device tree, what does every device tree have? 7. Where is the device tree binary on your pine64? 8. Is the device tree used to describe the hardware resources and if those resources will be used or not Find the URL of the device tree source files for the pine64 board by longsleep (hint: on Github.com https://github.com/longsleep/linux-pine64/). 9