单项选择题 A remote user is attempting to install a new external storage device on their computer. The user reports they only have one port open on the back of the device and the port is similar to the USB port their mouse is connected to. The port has a bevel on one side and is slightly larger than the USB port. Which of the following connector types is MOST likely being described?（）

多项选择题 Which of the following are methods to automatically update the antivirus application?（） (Select TWO).

单项选择题 A technician needs to check which ports are open in the Windows Firewall. Which of the following willallow the technician to view these settings?（）