Lpi 306-300J exam dumps : LPIC-3 Exam 306: High Availability and Storage Clusters (306-300日本語版)

  • Exam Code: 306-300J
  • Exam Name: LPIC-3 Exam 306: High Availability and Storage Clusters (306-300日本語版)
  • Updated: Jul 21, 2026     Q & A: 202 Questions and Answers

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Lpi 306-300日本語 Exam Syllabus Topics:

SectionObjectives
Single Node High Availability- Hardware Monitoring
  • 1. RAID monitoring and recovery
  • 2. SMART monitoring
- System Availability
  • 1. UPS integration
  • 2. Service supervision
  • 3. Watchdog services
High Availability Distributed Storage- Gluster
  • 1. Replication and fault tolerance
  • 2. GlusterFS deployment
- Ceph
  • 1. CRUSH maps
  • 2. RADOS components
  • 3. Ceph architecture
High Availability Cluster Storage- Cluster File Systems
  • 1. GFS2
  • 2. OCFS2
- Shared Storage Technologies
  • 1. SAN storage integration
  • 2. Multipath I/O
  • 3. Clustered LVM
- Storage Replication
  • 1. Data synchronization and failover
  • 2. DRBD configuration and management
High Availability Cluster Management- Cluster Resource Management
  • 1. Pacemaker cluster management
  • 2. Fencing and quorum management
  • 3. Resource allocation and failover
- High Availability Concepts and Theory
  • 1. Disaster recovery and redundancy concepts
  • 2. High Availability and Site Reliability Engineering
  • 3. Cluster architectures and recovery mechanisms
- Load Balanced Clusters
  • 1. LVS and IPVS concepts
  • 2. ldirectord configuration
  • 3. HAProxy deployment and management
  • 4. keepalived configuration
  • 5. VRRP fundamentals

Lpi LPIC-3 Exam 306: High Availability and Storage Clusters (306-300日本語版) Sample Questions:

1. トラフィックを効率的に分散するために、バックエンド サーバーの負荷と容量を考慮した負荷分散アルゴリズムはどれですか。

A) NAT (ネットワーク アドレス変換)
B) トンネリング
C) ダイナミックラウンドロビン
D) ダイレクトルーティング


2. ネットワークボンディングにおける sysfs ファイル /sys/class/net/bond*/bonding/miimon の目的は何ですか?

A) ボンディングモードのネットワークインターフェースのステータスを表示します。
B) リンクステータスチェックの監視間隔を設定します。
C) ネットワーク インターフェイス間のマスター/スレーブ関係を管理します。
D) ファイル /sys/class/net/bond*/bonding/miimon が存在しません。


3. クラスター論理ボリューム マネージャー (CLVM) のタスクは何ですか?

A) 共有ストレージ上の論理ボリュームをすべてのクラスター ノードで使用できるようにします。
B) 論理サービスへの着信 TCP 接続を複数のバックエンド ノードに分散します。
C) 複数のノードがファイル システム ロックを共有して、同じファイルに同時にアクセスできるようになります。
D) クラスター ノードを、常に一緒にフェンスされる複数の論理グループに分割します。


4. keepalived のコンテキストにおける仮想 IP アドレスについて正しいのは何ですか? (正しい回答を 2 つ選択してください。)

A) すべてのバックエンド サーバーの個別の IP アドレスは、仮想 IP アドレスと呼ばれます。
B) 仮想 IP アドレスは、ロード バランサーに到達するために着信接続が行われるアドレスです。
C) keepalived は VRRP を使用して仮想 IP アドレスの可用性を確保します。
D) keepalived によって管理される LVS クラスター全体において、仮想 IP アドレスはどのネットワーク インターフェイスにも表示されません。
E) keepalived を実行しているすべてのサーバーは 1 つの仮想 IP アドレスを持ち、追加の仮想 IP アドレスを持つことはできません。


5. どの構成設定によって、keepalived でどのサーバーが MASTER になるかが最終的に決まりますか?

A) タイプ
B) 広告_int
C) 状態
D) 優先度


Solutions:

Question # 1
Answer: C
Question # 2
Answer: B
Question # 3
Answer: A
Question # 4
Answer: B,C
Question # 5
Answer: D

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