CompTIA A+ 220-902 Question I-39

A technician wants to run a full diagnostic of the file system on a users hard drive and fix any index errors encountered, but the group policy on the computer prevents this from being executed while in Windows. Which of the following can the technician do to accomplish this?

A. Reboot the PC into Recovery Console and run CHKDSK with the /I switch.
B. Reboot the PC into Safe Mode and run Disk Defragmenter from the System Tools.
C. Reboot the PC into Safe Mode and run Disk Cleanup from the System Tools.
D. Reboot the PC into Recovery Console and run CHKDSK with the /R switch.

Correct Answer: D