$1.$ You are supporting a user who has installed a vendor keyboard driver. The keyboard no longer functions correctly. Under Windows $10,$ what are the steps to revert to the previous driver?

$2.$ You are troubleshooting an issue with a wireless adapter. When you open Device Manager, you find the device$$s icon is shown with a down arrow superimposed. What does this mean, and why might this configuration have been imposed?

$3.$ In Windows, what is the difference between the boot partition and the system partition?

$4.$ You take a support call where the user doesn$$t understand why a program runs at startup when the Startup folder is empty. What is the likely cause, and how could you verify this?

$5.$ Is the command format d: $/$fs:exfat $/$q valid? If so$,$ what is its effect, and what precaution might you need to take before running it$?$

$6.$ How to open the tool shown in this exhibit. What single word command can you use to open the tool shown in the exhibit? How can this tool assist with troubleshooting?