Microsoft 365 Endpoint AdministratorDeploy Windows client (25-30%)Easy
An IT administrator is troubleshooting a Windows 11 device that is experiencing frequent blue screen errors, even after attempting system restore points. The administrator suspects corrupted system files are the cause. Which command-line utility should be used to scan for and repair corrupted system files?
- ABootrec
- BSFC
- CDISKPART
- DCHKDSK
Show answer & explanationAnswer & explanation
Correct answer: B. SFC
The System File Checker (SFC) utility is specifically designed to scan for and restore corrupted Windows system files. It checks protected system files and replaces any damaged or incorrect versions with correct Microsoft versions.
Why the other options are wrong
- A. Bootrec is used to repair the master boot record or boot configuration data.
- C. DISKPART is used for managing disk partitions and volumes.
- D. CHKDSK checks the file system and disk for errors, not system files.
System File Checker (SFC)
A Windows utility that scans for and restores corrupted Windows system files.
- Command-line tool: `sfc /scannow`.
- Compares current system files against known good versions.
- Often used to resolve issues causing system instability or blue screens.
Memory trick: System Files Corrupt? SFC's the one to trust!