You suspect an employee's Win XP computer may have one or more protected files with an incorrect version for the computer. You want to run a command that will scan all protected files and replace them with the correct versions. Also, you only want this to run only once during the next boot. Which command would you use?
A)sfc /scnbot
B)sfc /revert
C)sfc /scanonce
D)sfc /scannow

Question

Quizplus · Accepted Answer

The sfc /scanonce command
will scan all protected system files only once the next time the computer boots.
Key Takeaway: Windows File Protection (WFP), a sub-system included in Microsoft Windows operating systems of the Windows 2000 and Windows XP era, aims to prevent programs from replacing critical Windows system files. Protecting core system files mitigates problems such as DLL hell with programs and the operating system. Windows 2000, Windows XP and Windows Server 2003 include WFP under the name of Windows File Protection; Windows Me includes it as System File Protection.

You Suspect an Employee's Win XP Computer May Have One