A technician must configure a firewall to block external DNS traffic from entering a network. Which of the following ports should they block on the firewall?

A recent penetration test revealed several issues with a public-facing website used by customers. The Testers were able to:
* Enter long lines of code and special characters
* Crash the system
* Gain unauthorized access to the internal application server
* Map the internal network
The deployment team has stated they will need to rewrite a significant portion of the code used, and it will take more than a year to deliver the finished product. Which of the following would be the BEST solution to introduction in the Interim?

An administrator is replacing a wireless router. The configuration of the old wireless router was not documented before it stopped functioning. The equipment connecting to the wireless network uses older legacy equipment that was manufactured prior to the release of the 802.11i standard. Which of the following configuration options should the administrator select for the new wireless router?

A government contractor has a security requirement that any service in use must not be accessible by a non-governmental agency. The contractor is trying to reduce costs by moving the on-premises virtual servers to the cloud in a single-tenant environment. Which of the following would BEST meet the requirements?

A remote user (User1) is unable to reach a newly provisioned corporate windows workstation. The system administrator has been given the following log files from the VPN, corporate firewall and workstation host.

Which of the following is preventing the remote user from being able to access the workstation?