CompTIA A+ Core 2 Objective 3.2 – Software Troubleshooting – PC Security

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PC Security

1 / 15

A user reports frequent and unexpected pop-up windows while browsing. What is the most likely cause?

2 / 15

A workstation exhibits frequent crashes and unpredictable behavior after a recent software installation. What should be the technician’s NEXT step?

3 / 15

A system administrator is unable to update the operating system on several machines, receiving a “Failed to Download Updates” error. What is the MOST likely cause of this issue?

4 / 15

An IT technician notices several employees’ web browsers are redirecting to phishing websites. Which of the following actions should be taken FIRST to resolve this issue?

5 / 15

A user reports receiving constant alerts claiming their antivirus software is out of date, but the antivirus application shows it’s updated. What is the most probable explanation?

6 / 15

An IT technician receives reports that several PCs are showing the same “Software not genuine” message after cloning. What should be the technician’s FIRST step?

7 / 15

A network administrator notices an unusually high volume of outbound traffic from a workstation that is normally used for light office tasks. What is the MOST likely explanation for this anomaly?

8 / 15

A user complains that their web browsing experience is degraded by constant certificate warnings and site security alerts. What should an IT technician investigate FIRST?

9 / 15

A user’s web browser starts with a homepage that the user did not set and cannot change. Which of the following is the MOST likely cause?

10 / 15

A company’s security team detects unauthorized software on a user’s workstation that is transmitting sensitive data to an external IP address. Which of the following is the FIRST action that should be taken?

11 / 15

An IT specialist is setting up a workstation but finds that the installed antivirus software is unable to update its definitions. What is a COMMON cause of this problem?

12 / 15

A user’s desktop PC has been running very slowly and crashing frequently. The technician notices a Bitcoin mining program running in the background. Which of the following is the MOST likely cause of the PC’s performance issues?

13 / 15

During a routine audit, a technician discovers that several files have been renamed with a strange extension and cannot be opened. What is the NEXT step the technician should take?

14 / 15

A technician observes that a system’s homepage is constantly redirected to a “You’ve won a prize!” website, despite resetting the browser settings. Which of the following actions should the technician take FIRST?

15 / 15

A company’s employees are experiencing issues with accessing network resources. Which of the following is MOST likely to be causing this problem?

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