What type of signs provide guidance to pilots about the airport layout but do not have entry prohibitions?

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Information signs are designed specifically to provide pilots with guidance concerning the airport layout, including locations of specific facilities, services, and points of interest such as taxiways, runways, and restrictions without imposing any entry prohibitions. They are typically used to enhance situational awareness and assist pilots in navigating the airport environment effectively.

In contrast, mandatory signs clearly indicate a requirement or prohibition, such as a stop or a taxiway entry restriction. Runway signs relate directly to runway information, such as designations and hold short instructions, but they also carry specific implications for movement onto those surfaces. Taxiway signs specifically indicate guidance exclusive to taxiways and may also include mandatory information. Thus, among the options provided, information signs most accurately fulfill the role of guiding pilots regarding the airport layout without imposing restrictions on entry.