Is it possible to make the terminal behave like screen when it comes to tab completion? In screen, when you press tab, it gives the possible completions just below, but doesn't display the prompt again, instead, continues in the same prompt.
This is shell specific behavior. The system to which you are logging in with ssh gives you
To make it permanently your login shell, open a terminal and type
Next time you log in, zsh will be your default shell.