What is a jumpseat?

A jumpseat refers to a collapsible seat designed primarily for crew members, which can be found in both the cabin and the flight deck of an aircraft. This seating arrangement allows flight attendants, pilots, or other authorized crew members to secure a seat while in operation, especially during takeoff and landing. The jumpseat is a crucial component for crew members as it facilitates crew positioning and ensures they are seated and ready for critical phases of flight, all while maintaining space for passenger seating and cabin capabilities.

In contrast, the other options pertain to different seating classifications. The reserved seat for passengers refers to standard passenger seating and does not have the same operational purpose as a jumpseat. A seat designed for cargo storage is unrelated to crew seating and focuses on the aircraft's capacity to carry freight. Lastly, seats for emergency exits are specifically designated for passenger safety and purpose, differing fundamentally from the functionality of jumpseats intended for crew use.