After upgrading a smartphone's OS, Joe, a user, reports the smartphone no longer connects to his automobile automatically when near it. Joe restarts the smartphone, but the problem persists.
Which of the following should a technician do NEXT to restore the previous functionality?

A network administrator is deploying virtualization software to several desktop computers. Some of the installations fail because a processor function is disabled in the computer's BIOS. Which of the following functions should be turned on for the installation to succeed?

A technician wants the number of virtual machines hosting a web application in the public cloud environment to scale based on real-time traffic on the website. Which of the following should the technician configure?

The touch-screen feature on a Windows device has stopped working.
Which of the following should the technician check FIRST?

A customer travels often and needs to connect a laptop to the home office server. The customer wants to use a cell phone data connection but has connected to the wrong network in the past. Which of the following would work BEST to ensure a secure connection through the cell phone?