Locked Door :
Don't forget there's a recall drill for unreliable airspeed, and it doesn't call for heroics from the pilots. If all else fails 90% N1 and 2.5 degrees nose up in the cruise will keep you safe in almost any heavy jet.
Basic stuff.
Yes, basic "stuff"........ provided there are presentations of attitude by flight instruments on that off chance of a pitch black night perhaps in cloud where a horizon is not remotely visible.... provided there is a stable platform to fly
So far we only have guesses and educated guesses to what those Air France aviators faced those fateful last minutes.