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Lpi 303-300日本語 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Network Security | - Secure network services - VPN technologies - Firewalls (iptables, nftables) |
| Security Administration | - System hardening - Authentication mechanisms |
| Access Control | - Discretionary Access Control (DAC) - SELinux and AppArmor - Mandatory Access Control (MAC) |
| Application Security | - Secure software configuration - Container and service security |
| Vulnerability Assessment and Monitoring | - Intrusion detection systems (IDS) - Log analysis and auditing |
| Cryptography | - Public key infrastructure (PKI) - Data encryption and signing - OpenSSL usage and configuration |
Lpi LPIC Exam 303: Security, version 3.0 (303-300日本語版) Sample Questions:
特定のバイナリファイルに現在割り当てられている機能を表示するコマンドはどれですか?
- A. chmod +cap /path/to/binary
- B. getcap /path/to/binary
- C. capsh --print
- D. setcap /path/to/binary
Correct Answer: B 🗳️
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Linux におけるアクセス制御リストの目的は何ですか?
- A. ディスク容量を節約するためにファイルを圧縮する
- B. ファイルを安全に転送するために暗号化する
- C. ファイルを実行可能としてマークする
- D. ユーザーとグループに対してきめ細かな権限を指定する
Correct Answer: D 🗳️
Fail2banの設定ファイルのうち、デフォルトのjail.confファイルでは変更すべきでない、ローカルなサイト固有のオーバーライド設定が含まれているのは、通常どのファイルですか?
- A. jail.local
- B. fail2ban.conf
- C. filter.d/sshd.conf
- D. action.d/iptables.conf
Correct Answer: A 🗳️
Explanation: Only visible for VCEDumps members. You can sign-up / login (it's free).
次のコマンドは TCP パケットにどのような影響を与えますか?
iptables- A 入力 d 10.142.232.1 p tcp --dport 20:21 j 承認
- A. IP アドレス 10.142.232.1 のポート 20 と 21 のすべての TCP トラフィックを受け入れます。
- B. 10.142.232.1 からポート 20 または 21 宛てに送信されるすべての TCP トラフィックをドロップします。
- C. ポート20または21以外のすべてのTCPトラフィックをIPアドレス10.142.232.1に転送します。
- D. 10.142.232.1 からのポート 20 または 21 宛の TCP トラフィックのみを受け入れます。
Correct Answer: A 🗳️
次のコマンド ラインのうち、ntop の管理者パスワードをテスト 123 に設定するものはどれですか。
- A. ntop --reset-password=testing123
- B. ntop --set-password=testing123
- C. ntop --set-admin-password=testing123
- D. ntop --set-new-password=testing123
Correct Answer: C 🗳️




