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LPIC-3 303-200試験と認定テストエンジン
Lpi 303-200 認定試験の出題範囲：
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質問 14
SIMULATION
What command is used to update NVTs from the OpenVAS NVT feed? (Specify ONLY the command without any path or parameters).
正解:
解説:
openvas-nvt-sync
Explanation/Reference:
http://www.openvas.org/openvas-nvt-feed.html
質問 15
What is the purpose of IP sets?
- A. They group together IP addresses and user names that can be referenced from /etc/hosts allow and /etc/hosts deny
- B. They group together IP addresses that can be referenced by netfilter rules.
- C. They group together IP addresses and networks that can be referenced by the network routing table.
- D. They group together IP addresses that are assigned to the same network interfaces.
- E. They group together IP and MAC addresses used by the neighbors on the local network.
正解: B
質問 16
Which of the following keywords are built-in chairs for the iptables nat table? (Choose THREE correct answers)
- A. POSTROUTING
- B. PROCESSING
- C. OUTPUT
- D. PREROUTING
- E. MASQUERADE
正解: A,C,D
質問 17
When OpenVPN sends a control packet to its peer, it expects an acknowledgement in 2 seconds by default.
Which of the following options changes the timeout period to 5 seconds?
- A. -- tls-timeout 5
- B. -- tls- timeout 500
- C. -- tls- timer 5
- D. -- tls- timer 500
正解: A
解説:
Explanation/Reference:
https://openvpn.net/index.php/open-source/documentation/manuals/65-openvpn-20x-manpage.html
質問 18
Given a proper network and name resolution setup, which of the following commands establishes a trust between a FreeIPA domain and an Active Directory domain?
- A. ipa trust-add --type ad addom --admin Administrator --password
- B. ipa-ad -add-trust --account ADDOM\Administrator--query-password
- C. ipa ad join addom -U Administrator -w
- D. trustmanager add --domain ad: //addom --user Administrator -w
- E. net ad ipajoin addom -U Administrator -p
正解: A
解説:
Explanation/Reference:
https://www.freeipa.org/page/Active_Directory_trust_setup
質問 19
Linux Extended File Attributes are organized in namespaces. Which of the following names correspond to existing attribute namespaces? (Choose THREE correct answers.)
- A. system
- B. trusted
- C. user
- D. owner
- E. default
正解: A,B,C
質問 20
Which of the following commands defines an audit rule that monitors read and write operations to the file/ etc/firewall/rules and associates the rule with the name firewall?
- A. auditctl -A -f /etc/firewall/rules -o r- o w -l firewall
- B. auditctl -N firewall -r r: /etc/firewall/rules -r w: etc/firewall/rules
- C. auditctl -w /etc/firewall/rules -p rw -k firewall
- D. echo "n: firewall r:/etc/firewall/rules: w:/ etc/firewall/rules:" | auditctl ~
- E. auditctl -_read /etc/firewall/rules -_write /etc/firewall/rules --label firewall
正解: C
質問 21
Which of the following terms refer to existing scan techniques with nmap? (Choose TWO correct answers.)
- A. Zero Scan
- B. IP Scan
- C. UDP SYN Scan
- D. Xmas Scan
- E. FIN Scan
正解: D,E
質問 22
Which of the following commands displays all ebtable rules contained in the table filter including their packet and byte counters?
- A. ebtables -t filter -L --Lc
- B. ebtables -t nat -L -v
- C. ebtables -L -Lc -t filter
- D. ebtables -t filter -Ln -L
- E. ebtables -L -t filter -Lv
正解: A
解説:
Explanation/Reference:
http://www.microhowto.info/troubleshooting/troubleshooting_ethernet_bridging_on_linux.html
質問 23
Which of the following commands displays all ebtable rules contained in the table filter including their packet and byte counters?
- A. ebtables -t nat -L -v
- B. ebtables-L-t filter -Lv
- C. ebtables-t filter-L-Lc
- D. ebtables -t filter -Ln -L
- E. ebtables-L -Lc-t filter
正解: C
質問 24
CORRECT TEXT
Which directive is used in an OpenVPN server configuration in order to send network configuration information to the client? (Specify ONLY the option name without any values or parameters.)
正解:
解説:
push
https;//community.openvpn.net/openvpn/wiki/RoutedLans
質問 25
Which of the following statements describes the purpose of ndpmon?
- A. It monitors the availability of a network link by querying network interfaces.
- B. It monitors the network for IPv4 nodes that have not yet migrated to IPv6.
- C. It monitors remote hosts by periodically sending echo requests to them.
- D. It monitors the network for neighbor discovery messages from new IPv6 hosts and routers.
- E. It monitors log files for failed login attempts in order to block traffic from offending network nodes.
正解: D
解説:
Explanation/Reference:
https://en.wikipedia.org/wiki/NDPMon
質問 26
Which of the following information, within a DNSSEC- signed zone, is signed by the key signing key?
- A. The NSEC or NSEC3 records of the zone.
- B. The DS records pointing to the zone.
- C. The RRSIG records of the zone.
- D. The non-DNSSEC records like A, AAAA or MX.
- E. The zone signing key of the zone.
正解: E
解説:
Explanation/Reference:
https://grepular.com/Understanding_DNSSEC
質問 27
CORRECT TEXT
Which command included in the Linux Audit system provides searching and filtering of the audit log? (Specify ONLY the command without any path or parameters.)
正解:
解説:
ausearch
質問 28
An X509 certificate contains the following information:
X509v3 Basic Constraints: critical
CA:TRUE, pathlen:0
Which of the following statements are true regarding the certificate? (Choose THREE correct answers.)
- A. This certificate may be used to sign certificates that are not also a certification authority.
- B. This certificate may never be used to sign any other certificates.
- C. This certificate may be used to sign certificates of subordinate certification authorities.
- D. This certificate belongs to a certification authority.
- E. This certificate will not be accepted by programs that do not understand the listed extension.
正解: A,C,D
解説:
Explanation/Reference:
https://en.wikipedia.org/wiki/X.509
質問 29
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