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What is installed between the system case and the motherboard back panel I/O ports?

  1. Faceplate

  2. Shielding

  3. Back cover

  4. Interface panel

The correct answer is: Faceplate

The faceplate is installed between the system case and the motherboard back panel I/O ports to provide a clean, finished appearance and secure the connections of the various I/O ports like USB, HDMI, audio jacks, and Ethernet. It also serves to prevent dust and debris from entering the case and can provide some protection against electrostatic discharge (ESD) by ensuring proper grounding. This component is essential for the functionality and overall aesthetics of a computer build, ensuring that the ports are accessible while remaining protected. The other options do not serve this specific purpose in the same way. Shielding may refer to protective elements around certain components but does not typically describe a structural piece located directly between the case and I/O ports. A back cover refers to the side of the case that often houses the motherboard but isn’t specifically related to the I/O ports. An interface panel usually describes the connectivity functionalities itself rather than a physical component installed within the case.