Back then you failed you were gone
I guess they took "knot tying" very seriously. I would think it was an anachronism on modern ships, unless they were actual sailing vessels.
Glad you passed. :)
in the late 60’s it was or seemed to be as important as staying afloat after going over board.
Drown proofing was a big deal then too
These CG Rescue Swimmers of today simply amaze me to no end with their stamina and ability.
If you have never seen them in action do a search CG Rescue Swimmers
Check this out
Pussies not
https://www.popularmechanics.com/flight/a3331/4267469/