Q. What are the full forms of the following abbreviations: FADEC, SDAC, FCDC, ACARS, CIDS, ROPS, RPCU, CDLS and CFDS?

FADEC Full Authority Digital Engine Control
SDAC System Data Acquisition Concentrator
FCDC Flight Control Data Concentrator
ACARS Aircraft Communications Addressing and Reporting System
CIDS Cabin Intercommunication Data System
ROPS Runway Overrun Prevention System
RPCU Residual Pressure Control Unit
CDLS Cockpit Door Locking System
CFDS Centralized Fault Display System
RPWS Residual Pressure Warning System

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