A user believes there is a virus on a laptop. The user installs additional real-time protection antivirus software but is now experiencing extremely slow performance on the laptop.
Which of the following should a technician do to resolve the issue and avoid recurrence?

A technician wants to deploy a solution to manage a computer remotely. The technician is not allowed to modify any network configuration and is not able to forward any ports on the router to internal devices. Which of the following remote access technologies would be BEST suited for this situation?

A technician has identified malware on a user's system. Which of the following should the technician do NEXT according to malware removal best practices?

Which of the following BEST describes the Guest account on a Windows system?

Joe, a user, notifies Ann, a technician, of a message that is displaying on his screen. The message has taken over the entire screen, and no icons are displayed. Joe, further explains that the message still appears after several reboot attempts. Upon further inspection of the affected PC, Ann notices a request for cryptocurrency payment to obtain the unlock key.
Which of the following is MOST likely the cause?