NCCER Wireways, Raceways & Fittings Practice Exam – Prep & Study Guide

The method for conduit-to-box connection identified as hubs is correct because hubs facilitate a secure and reliable connection between the conduit and the electrical box. Hubs serve as fittings that provide a means for the conduit to terminate at a box or enclosure while ensuring that the interior of the box remains adequately sealed to prevent dust, debris, or moisture from entering. This is particularly important in maintaining the integrity of the electrical system and ensuring safety.

In contrast, the other options have specific applications but do not function as conduit-to-box connections. Screws are typically used for securing covers or for fastening items within the box but do not inherently connect the conduit. Bands may refer to straps or securing devices that hold a conduit in place but are not a direct method for connecting it to a box. Plugs are used to close openings in boxes but are not designed for connecting conduits directly. This makes hubs the appropriate choice for the conduit-to-box connection method.