Practice question

What is the primary operational difference between Area Navigation (RNAV) and Required Navigation Performance (RNP) specifications under Performance-Based Navigation (PBN)?

  1. RNP requires onboard performance monitoring and alerting systems; RNAV does not.
  2. RNAV is used only for oceanic phases of flight; RNP is used only for terminal approaches.
  3. RNP requires radar surveillance by air traffic control; RNAV operates autonomously.
  4. RNAV requires ground-based beacons (VOR/DME); RNP relies strictly on satellite (GNSS) systems.

Answer: A — RNP requires onboard performance monitoring and alerting systems; RNAV does not.

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