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70-687 Configuring Windows 8.1 – sample exam – Q24

A company has client computers that run Windows 8.1.
You attempt to roll back a driver for a specific device on a client computer.
The Roll Back Driver button is unavailable in Device Manager.
You need to roll back the driver to the previous version.
What should you do first?

A. In the system properties for hardware, modify the device installation settings.
B. Disable driver signature enforcement.
C. In the local Group Policy, modify the device installation restrictions.
D. Run Device Manager as an administrator.


Correct Answer: D

Explanation:
http://technet.microsoft.com/en-us/library/cc732648.aspx Roll Back a Device Driver to a Previous Version
Membership in the local Administrators group, or equivalent, is the minimum required to complete this procedure. Review the details in “Additional considerations” in this topic.

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