A computer becomes infected with malware, which manages to steal all credentials stored on the PC. The
malware then uses elevated credentials to infect all other PCs at the site. Management asks the IT staff to
take action to prevent this from reoccurring. Which of the following would BEST accomplish this goal?

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?

Which of the following technologies is used by malicious employees to obtain user passwords?

A user is attempting to open Outlook, Outlook seems to have cached some invalid user login information, causing it to fail when trying to connect to Office 365 applications. Which of the following Control Panel applets should a technician use to clear the cached invalid user login information?

Joe, a user, did not receive emails over the weekend like he usually does. Productivity software is functioning properly. Joe never powers off his computer and typically leaves all applications open. No other users are reporting email issues. Which of the following is MOST likely the cause of the issue?