What is true about a Silent FARP?

A Silent FARP, or Forward Area Refueling Point, is designed to be a covert refueling option for aircraft, particularly in operations where maintaining a low profile is necessary. This allows aircraft to refuel without drawing attention, especially in hostile environments.

The correct observation is that a Silent FARP is not active for longer missions, as these operations generally require more substantial refueling operations and logistical support that may not be sustainable in a silent or covert manner. Silent FARPs are typically utilized for shorter, strategic engagements where stealth is crucial, thus they will not remain open during extended missions that would necessitate constant or large-scale operational presence.

The mention of operations behind enemy lines highlights one of the key strategic advantages of employing a Silent FARP, where aircraft can refuel while minimizing detection risks. This also contributes to enhanced operational flexibility and range for aircraft on missions that require stealth and surprise.