ICAO Annex 11 defines Area Navigation (RNAV) as a method of navigation which permits aircraft operation on any desired flight path:

Options:

within the coverage of station-referenced navigation aids provided that it is equipped with a minimum of one serviceable self-contained navigation aid

outside the coverage of station-referenced navigation aids provided that it is equipped with a minimum of two serviceable self-contained navigation aids

within the coverage of station-referenced navigation aids or within the limits of the capability of self-contained aids, or a combination of these

Related questions

1) ICAO Annex 11 defines Area Navigation (RNAV) as a method of navigation which permits aircraft operation on any desired flight path:

2) An airline is planning a flight that will require a Technical landing in a neighbouring state. Which freedom of the Air will be exercised?

3) The longitudinal separation minima based on time between aircraft at same cruising level where navigation aids permit frequent determination of position and speed, is:

4) When an aircraft will pass through the level of another aircraft on the same track, the following minimum longitudinal separation shall be provided:

5) The rule governing flight over water for a single engined aeroplane engaged in the public transport of passengers: