This question is similar to the following link, but focused on using the command line (bash shell).
Using a simple example, when doing the following command:
$ cat <(date); echo $?
Fri Jul 7 21:04:38 UTC 2017
0
The exit value is 0 as expected.
In the following command there is an error introduced on purpose, but the return value is still 0:
$ cat <(datE); echo $?
bash: datE: command not found...
Similar command is: 'date'
0
Is …