Multiple choice general knowledge science & technology

The electronic chart display and information system(ECDIS)integrates:

  1. Satellite data from a GPS and digital maps of the ship's routes.

  2. Digital maps of the ship's routes and directional data from the ship's helm.

  3. Digital route maps,GPS data and directional data from the helm.

  4. None of the above
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

ECDIS is a marine navigation system that integrates three key components: digital nautical charts (route maps), GPS positioning data, and directional/heading data from the ship's helm. Options A and B each miss one of these three essential components.

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