Who ever creates the files/directories on /data group owner should be automatically should be the...

Who ever creates the files/directories on /data group owner should be automatically should be the same group owner of /data.

Answer and Explanation:

1.chmod g+s /data

2.Verify using: ls -ld /data

Permission should be like:

drwxrws--- 2 root sysadmin 4096 Mar 16 18:08 /data

If SGID bit is set on directory then who every users creates the files on directory group owner automatically the owner of parent directory.

To set the SGID bit: chmod g+s directory

To Remove the SGID bit: chmod g-s directory