System File Checker
E182430
System File Checker is a Windows utility that scans for and restores corrupted or missing system files to maintain operating system stability.
All labels observed (4)
| Label | Occurrences |
|---|---|
| System File Checker canonical | 2 |
| Windows File Protection | 2 |
| System File Checker (SFC) | 1 |
| sfc.exe | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1621423 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: System File Checker Context triple: [Windows 98, includedComponent, System File Checker]
-
A.
Windows Defender
Windows Defender is Microsoft's built-in antivirus and anti-malware solution designed to protect Windows systems from viruses, spyware, ransomware, and other security threats in real time.
-
B.
CSMonitor
CSMonitor is the abbreviated name for The Christian Science Monitor, an international news organization known for in-depth, balanced journalism.
-
C.
CMCSA
CMCSA is the stock ticker symbol for Comcast Corporation, a major American telecommunications and media conglomerate.
-
D.
SmartScreen
SmartScreen is a Microsoft security technology that helps protect users by blocking malicious websites, downloads, and potentially unwanted applications in browsers like Microsoft Edge.
-
E.
CCleaner Browser
CCleaner Browser is a Chromium-based web browser developed by Piriform that focuses on privacy, security, and performance optimization.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: System File Checker Target entity description: System File Checker is a Windows utility that scans for and restores corrupted or missing system files to maintain operating system stability.
-
A.
Windows Defender
Windows Defender is Microsoft's built-in antivirus and anti-malware solution designed to protect Windows systems from viruses, spyware, ransomware, and other security threats in real time.
-
B.
CSMonitor
CSMonitor is the abbreviated name for The Christian Science Monitor, an international news organization known for in-depth, balanced journalism.
-
C.
CMCSA
CMCSA is the stock ticker symbol for Comcast Corporation, a major American telecommunications and media conglomerate.
-
D.
SmartScreen
SmartScreen is a Microsoft security technology that helps protect users by blocking malicious websites, downloads, and potentially unwanted applications in browsers like Microsoft Edge.
-
E.
CCleaner Browser
CCleaner Browser is a Chromium-based web browser developed by Piriform that focuses on privacy, security, and performance optimization.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
Windows utility
ⓘ
command-line tool ⓘ system file integrity checker ⓘ |
| abbreviation | SFC ⓘ |
| availableIn |
Windows 10
ⓘ
Windows 11 ⓘ Windows 2000 ⓘ Windows 7 ⓘ Windows 8 ⓘ Windows 8.1 ⓘ Windows Vista ⓘ Windows XP ⓘ |
| canBeRunFrom | Windows Recovery Environment ⓘ |
| category |
Windows administration tool
ⓘ
system maintenance tool ⓘ |
| checks |
Windows system files
ⓘ
protected operating system files ⓘ |
| commandSyntax |
sfc /offbootdir
ⓘ
sfc /offwindir ⓘ sfc /scanfile ⓘ sfc /scannow ⓘ sfc /verifyfile ⓘ sfc /verifyonly ⓘ |
| developedBy | Microsoft ⓘ |
| executableName |
sfc.exe
ⓘ
linked to:
System File Checker
|
| introducedIn | Windows 98 ⓘ |
| limitation |
does not repair user data files
ⓘ
only scans protected system files ⓘ |
| logDirectory | C:\Windows\Logs\CBS ⓘ |
| logLocation | CBS.log ⓘ |
| operatingSystem |
Microsoft Windows
ⓘ
linked to:
Windows
|
| output | scan results log ⓘ |
| primaryFunction |
restore corrupted system files
ⓘ
restore missing system files ⓘ scan protected system files ⓘ |
| purpose |
maintain operating system stability
ⓘ
protect Windows system files ⓘ |
| relatedTool |
DISM
ⓘ
Deployment Imaging Servicing and Management ⓘ |
| requiresPrivilege | administrative privileges ⓘ |
| restoresFrom |
Windows component store
ⓘ
cached copies of system files ⓘ |
| runsIn |
Command Prompt
ⓘ
linked to:
Windows Command Prompt
|
| usedFor |
repairing Windows boot and stability issues
ⓘ
troubleshooting system file corruption ⓘ |
| usesTechnology |
Windows File Protection
ⓘ
linked to:
System File Checker
Windows Resource Protection ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: System File Checker Description of subject: System File Checker is a Windows utility that scans for and restores corrupted or missing system files to maintain operating system stability.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: System File Checker
linked to: System File Checker
linked to: System File Checker
linked to: System File Checker