Which of the following has the ability to allow or deny POP3 traffic on the firewall?

A technician Is completing the documentation for a major OS upgrade of a Linux distribution that will impact a company's web services. The technician finishes the risk assessment and documents the change process. Which of the following should the technician complete NEXT?

A technician is encrypting the company's laptops using BitLocker, but some of the laptops do not have a built-in TPM. Which of the following would enable the technician to use BitLocker on these machines?

Which of the following is used with WPA2 to authenticate wireless clients?

A customer is having issues with an Android-based smartphone after a recent application update. The application becomes unresponsive immediately after attempting to open it. Auto-sync is not enabled, and no recent backups exist for the smartphone. Without losing any critical information, which of the following should be performed NEXT to further troubleshoot the issue? (Choose two.)