Information Technology Reference
In-Depth Information
Question 6
The file
test
currently has the access mode 644. Which of the following will add
mandatory locking? [Select all that apply.]
❑
A.
chmod 2664 test
❑
B.
chmod 2674 test
❑
C.
chmod g+s test
❑
D.
chmod g+l test
❑
E.
setfacl -s u::rw-,g::rws,o:r-- test
The correct answers are A, C, and D. Answer B is wrong because group exe-
cution is also being added which results in
setgid
permission, not mandato-
ry locking. Answer E is wrong because
setfacl
cannot be used to add or
remove mandatory locking.
Question 7
The
file /etc/default/su
controls the behavior of the
su
command, which
includes which of the following? [Select all that apply.]
❑
A.
Displaying
su
usage on the system console
❑
B.
Restricting superuser usage to the system console
❑
C.
Logging failed
su
attempts
❑
D.
Enabling the logging
su
usage through syslog
❑
E.
Logging successful
su
attempts
The correct answers are A, C, D, and E. Answer B is accomplished by edit-
ing the
/etc/default/login
file.
Question 8
Which of the following shows the access mode of a file that has the
setuid
enabled?
❍
A.
srwxrwxrwx
❍
B.
-rwsrwxrwx
❍
C.
-rwxrwsrwx
❍
D.
-rwxrwxrws
❍
E.
-rwxrwxrwt
