Playing and saying the natural notes on all six strings in ascending, descending, and random order is a useful drill. It will help you master the location and name of all natural notes in first position.

Which is likely not another way this drill would be helpful?

Building left-hand finger coordination will be beneficial when performing music.
Saying the note name aloud is a useful skill when recording or performing for an audience.
Knowing natural note locations can be helpful in locating sharps and flats.
Moving in ascending, descending, and random order simulates how notes can move in music.