CompTIA
220-1002 · Question #731
220-1002 Question #731: Real Exam Question with Answer & Explanation
The correct answer is A: Roll back recent driver updates.. Systematic troubleshooting starts by reversing the most recent system change; rolling back a recent driver update is the first logical step when unexplained behavior follows a driver installation.
Question
A technician is working on a desktop computer that is not performing as expected. Program windows sometimes open and close without user intervention. Windows cannot check for OS updates, and some websites are not accessible. Which of the following tasks should the technician perform FIRST?
Options
- ARoll back recent driver updates.
- BReplace the defective keyboard.
- CReset all the settings in the Internet Options.
- DUnplug the Ethernet cable.
Explanation
Systematic troubleshooting starts by reversing the most recent system change; rolling back a recent driver update is the first logical step when unexplained behavior follows a driver installation.
Common mistakes.
- B. A defective keyboard could cause unintended keystrokes but would not explain the inability to reach Windows Update servers or block specific websites.
- C. Resetting Internet Options addresses browser-level proxy and security settings but would not cause applications to open and close autonomously without user input.
- D. Unplugging the Ethernet cable would remove all network connectivity and does not resolve the underlying cause of the described symptoms.
Concept tested. Driver rollback as first troubleshooting step after system changes
Reference. https://learn.microsoft.com/en-us/windows-hardware/drivers/install/rolling-back-a-driver
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