One still flies (or some trains) coach.
Though it's also still technically appropriate, Wireless networking in some sense borrows the name from early radio.
Some (old fogies, undoubtedly) still call mobile phones "Cellular" though in many cases the technology is *not* cellular any more.
And so on. There are many *many* more examples of this. Photography is not unique at all in this respect.
Old terms live for a long time. Not because they're technically correct, but because they name a thing and the ability for a groupd to identify what another means is more important than staying up to date. The new comers must learn the "old" termonology.
Oh, and if you don't know the terms.... you're not a Photographer, you're just some one who takes digital pictures. Not the same thing.