Basic Nohup Use in Linux At its most basic, nohup can be used with only a single argument, the name of the script / command that we want to run. For example if we had a Bash script called test.sh ...

Some systems may include wrapper scripts that run builtins. For example, on my macOS system, there’s a /usr/bin/cd script which uses the builtin command to run the corresponding builtin.

You could even embed an executable file in a script — even another script — and then execute that script which might unpack another script. It boggles the mind.