Which of the following commands prints a list of usernames (first column) and their primary group (fourth column) from the /etc/passwd file?
A
fmt -f 1,4 /etc/passwd
B
split -c 1,4 /etc/passwd
C
cut -d : -f 1,4 /etc/passwd
Correcto
Explicación Oficial / Explicaciones de la Comunidad
The /etc/passwd file uses a colon (:) as a delimiter. The cut command with -d : specifies this delimiter, and -f 1,4 selects the 1st (username) and 4th (GID) fields.
