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Lpi 303-300日本語 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Security Administration | - System hardening - Authentication mechanisms |
| Vulnerability Assessment and Monitoring | - Intrusion detection systems (IDS) - Log analysis and auditing |
| Cryptography | - OpenSSL usage and configuration - Data encryption and signing - Public key infrastructure (PKI) |
| Network Security | - Secure network services - Firewalls (iptables, nftables) - VPN technologies |
| Application Security | - Container and service security - Secure software configuration |
| Access Control | - SELinux and AppArmor - Discretionary Access Control (DAC) - Mandatory Access Control (MAC) |
Lpi LPIC Exam 303: Security, version 3.0 (303-300日本語版) Sample Questions:
Question 1
Linux監査フレームワークにおいて、「ausearch」コマンドの目的は何ですか？
A. キー、ユーザー、期間などの基準に基づいて、既存の監査ログエントリを検索およびフィルタリングします。
B. auditdサービスを再起動します。
C. 監査統計の要約レポートを作成する。
D. 実行中のカーネルに新しい監査ルールを追加します。
Question 2
SnortやSuricataなどの侵入検知システム(IDS)がネットワークベースモードで動作する場合、その主な機能は何ですか？
A. 悪意のあるトラフィックが宛先に到達する前に積極的にブロックします。
B. ネットワークホストのDNS解決を実行します。
C. ネットワークトラフィックをパッシブに監視し、シグネチャまたは異常ベースの検出ルールに基づいてアラートを生成します。
D. ホスト間のネットワークトラフィックを暗号化します。
Question 3
暗号化とは何ですか?
A. 公的なメッセージを送信する技術
B. 匿名メッセージを送信する技術
C. 秘密のメッセージを送る技術
D. メッセージを解読する技術
Question 4
DNSSEC における DNSKEY レコードの目的は何ですか?
A. DNSサーバーに関する情報を提供する
B. DNSクエリの信頼性を検証する
C. IPアドレスをホスト名にマッピングする
D. DNSゾーンに署名する
Question 5
Linux 監査システムに含まれるどのコマンドが監査ログの検索とフィルタリングを提供しますか?
(パスやパラメータなしでコマンドのみを指定します。)
解決策: ausearch
与えられた解決策が正しいかどうかを判断します。
A. .偽
B. 正解
Solutions:
| Question 1 Answer: A | Question 2 Answer: C | Question 3 Answer: C | Question 4 Answer: D | Question 5 Answer: B |
