Programmable Airline Reservation System


Programmable Airline Reservation System

(application)(PARS) An IBM proprietary large scale airlinereservation application, executing under the control of IBM'sACP (and later its successor, TPF).

In the early days of automated reservations systems in the1960s and 1970s the combination of ACP and PARS providedunprecendented scale and performance from an on-linereal-time system, and for a considerable period ranked amongthe largest networks and systems of the era.

IPARS was the international version.