SK0-003 · Question #169
A server was recently updated with the latest antivirus definitions. Immediately after the update, the server begins to report file not found errors for a mission critical application. Which of the…
The correct answer is D. The update has quarantined files that are false positives. After an antivirus definition update, a mission-critical application reported 'file not found' errors because the update likely quarantined legitimate application files as false positives.
Question
A server was recently updated with the latest antivirus definitions. Immediately after the update, the server begins to report file not found errors for a mission critical application. Which of the following is the MOST likely reason for this?
Options
- AThe update was done incorrectly and now the server needs to be restarted.
- BThe update has discovered viruses on the server and removed those virus files.
- CThe update requires a reboot for the files to process correctly.
- DThe update has quarantined files that are false positives.
How the community answered
(43 responses)- A7% (3)
- B9% (4)
- C26% (11)
- D58% (25)
Why each option
After an antivirus definition update, a mission-critical application reported 'file not found' errors because the update likely quarantined legitimate application files as false positives.
While an incorrect update or a pending restart can cause issues, 'file not found' errors directly after an antivirus update are more indicative of the antivirus itself interfering with application files through false positives.
If the update discovered and removed actual viruses, the application might stop working, but the error would typically be related to the corrupted state of the application or system files, not specifically 'file not found' for a mission critical application.
Most antivirus definition updates do not strictly require a reboot to process, and a pending reboot would unlikely manifest as specific 'file not found' errors for an application right after the update.
Antivirus software, especially after a definition update, can sometimes incorrectly flag legitimate application files as threats, treating them as 'false positives.' When this occurs, the antivirus quarantines or deletes these files, causing mission-critical applications to report 'file not found' errors because their necessary components are no longer accessible.
Concept tested: Antivirus false positives and application file quarantine
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