Lpi 202-450 問題集

質問 1：
What information can be found in the file specified by the status parameter in an OpenVPN server configuration file? (Choose two.)
A. Errors and warnings generated by the openvpn daemon
B. Statistical information regarding the currently running openvpn daemon
C. Routing information
D. A history of all clients who have connected at some point
E. A list of currently connected clients
正解：C,E
解説: (Topexam メンバーにのみ表示されます)

質問 2：
Select the alternative that shows the correct way to disable a user login for all users except root.
A. The use of the pam_block module along with the /etc/login configuration file.
B. The use of the pam_nologin module along with the /etc/nologin configuration file.
C. The use of the pam_pwdb module along with the /etc/pwdv.conf configuration file.
D. The use of the pam_deny module along with the /etc/deny configuration file.
正解：B
解説: (Topexam メンバーにのみ表示されます)

質問 3：
Which of the following lines is valid in a configuration file in /etc/pam.d/?
A. authpam_unix.so(required try_first_pass nullok)
B. authrequired:pam_unix.so(try_first_pass nullok)
C. authrequired pam_unix.sotry_first_pass nullok
D. authtry_first_pass nullok, require pam_unix.so
正解：C
解説: (Topexam メンバーにのみ表示されます)

質問 4：
Select the Samba option below that should be used if the main intention is to setup a guest printer service?
A. security = printing
B. security = share
C. security = cups
D. security = ldap
E. security = pam
正解：B
解説: (Topexam メンバーにのみ表示されます)

質問 5：
When using mod_authz_core, which of the following strings can be used as an argument to Require in an Apache HTTPD configuration file to specify the authentication provider? (Choose three.)
A. expr
B. regex
C. all
D. method
E. header
正解：A,B,C
解説: (Topexam メンバーにのみ表示されます)

質問 6：
On a Linux router, packet forwarding for IPv4 has been enabled. After a reboot, the machine no longer forwards IP packets from other hosts. The command:
echo 1 > /proc/sys/net/ipv4/ip_forward
temporarily resolves this issue.
Which one of the following options is the best way to ensure this setting is saved across system restarts?
A. In /etc/rc.local add net.ipv4.ip_forward = 1
B. In /etc/sysconfig/iptables-config add ipv4.ip_forward = 1
C. In /etc/sysct1.conf change net.ipv4.ip_forward to 1
D. Add echo 1 > /proc/sys/net/ipv4/ip_forward to any user login script
E. Add echo 1 > /proc/sys/net/ipv4/ip_forward to the root user login script
正解：C
解説: (Topexam メンバーにのみ表示されます)

質問 7：
Which of the following commands displays an overview of the Postfix queue content to help identify remote sites that are causing excessive mail traffic?
A. mailtraf
B. poststats
C. postmap
D. queuequery
E. qshape
正解：E
解説: (Topexam メンバーにのみ表示されます)