cause iso9660 is for CDROM’s. C is correct. D is wrong becuase the device should be /dev/fd0 rather than /dev/floppy.
9. You have created a /home/projectfoo directory. How can you change its group ownership to the projectfoo group?
A. chmod g+rwx projectfoo /home/projectfoo
B. chown projectfoo /home/projectfoo
C. chgrp projectfoo /home/projectfoo
D. newgrp projectfoo /home/projectfoo
E. chown projectfoo.users /home/projectfoo
You answered this question incorrectly
Explanation: The chgrp command sets the group ownership of a file or di页码：[1] [2] [3] [4] [5] [6] [7] [8] [9] 第7页、共9页 |
