2024年最新ののHitachi HQT-4420リアル試験問題集PDF
HQT-4420試験問題集、HQT-4420練習テスト問題
HQT-4420認定試験の資格を得るには、候補者は日立ヴァンタラのコンテンツプラットフォームを強く理解し、プラットフォームでの協力の経験が必要です。試験の準備をするために、候補者はトレーニングコース、学習ガイド、練習試験などのさまざまなリソースを使用できます。この試験は、複数選択の質問で構成されており、候補者がコンテンツプラットフォームのインストールに関する知識と専門知識を実証する必要があります。
質問 # 16
Which traffic type is allowed on the HCP back-end network?
- A. access to the Tenant Management Console
- B. BMC access
- C. inter-node communication
- D. replication traffic
正解：C
解説：
The HCP back-end network is specifically designed to handle internal cluster traffic such as inter-node communication. This traffic type is critical for maintaining cluster synchronization, managing metadata, balancing loads, and ensuring consistent data storage and retrieval across the nodes in the cluster. Other types of traffic, like BMC access (A), tenant management console access (B), and replication traffic (D), typically occur over separate management or front-end networks. The "HCP Network Configuration and Management Guide" provides detailed information on network segmentation and the roles of different network types in an HCP environment.
質問 # 17
When do you need to check the BIOS configuration on an HCP G10 node?
- A. when upgrading the HCP software version
- B. when replacing an entire node
- C. when replacing a HBA
- D. when replacing a failed hard disk drive
正解：B
解説：
When replacing an entire HCP G10 node, it is necessary to check the BIOS configuration. This ensures that the new hardware is correctly configured according to the required specifications for the HCP system. The BIOS settings need to be consistent with the rest of the cluster nodes to ensure proper functionality, performance optimization, and hardware compatibility. This check might include verifying boot order, enabling virtualization, setting appropriate hardware clock configurations, and other critical settings outlined in the "Hitachi Vantara HCP G10 Installation and Configuration Guide."
質問 # 18
Your customer has tested a new HCP G10 with an S10 node and they now want to re-install the S10 node before turning it into production.
What are three requirements? (Choose three.)
- A. The S10 node must boot the installation package from the USB drive
- B. The S10 node must be retired in the HCP G10 System Management Console
- C. The Genesis build must be manually started on the S10 node
- D. The first-time setup wizard must be completed on the S10 node
- E. The S10 node must be disconnected from the HCP G10 cluster
正解：A、B、E
解説：
Before re-installing the S10 node for production:
The S10 node must be retired in the HCP G10 System Management Console: This step ensures the S10 node is correctly removed from the cluster management to avoid conflicts during re-installation.
The S10 node must be disconnected from the HCP G10 cluster: Disconnecting the node from the cluster prevents any unintended interactions with the current configuration.
The S10 node must boot the installation package from the USB drive: This is required to load the new installation environment onto the S10 node, ensuring a clean and fresh installation.
Hitachi Vantara Content Platform Installation Reference:
These steps are necessary to prepare the S10 node for reinstallation without causing disruptions to the existing HCP G10 cluster operations.
質問 # 19
What are two supported speed combinations for the Front-End and Back-End networks of an HCP G11? (Choose two.)
- A. Front-End 10 GbE SFP+ and Back-End 10 GbE SFP+
- B. Front-End 40 GbE SFP+ and Back-End 10 GbE SFP+
- C. Front-End 10 GbE SFP+ and Back-End 1 GbE Base-T
- D. Front-End 25 GbE SFP+ and Back-End 10 GbE SFP+
正解：A、D
解説：
The two supported speed combinations for the Front-End and Back-End networks of an HCP G11 are:
Front-End 10 GbE SFP+ and Back-End 10 GbE SFP+: This combination is suitable for environments requiring high-speed connectivity on both the front-end (client-facing) and back-end (internal HCP operations).
Front-End 25 GbE SFP+ and Back-End 10 GbE SFP+: This combination provides even faster front-end connectivity while maintaining robust back-end performance, accommodating scenarios where higher bandwidth is needed for external client access or data transfer.
Hitachi Vantara Content Platform Installation Reference:
The speed combinations align with the network capabilities and configurations supported by the HCP G11 platform, providing flexibility to match organizational needs for both front-end and back-end traffic requirements.
質問 # 20
Which two VMware deployment packages are supported by HCP systems running v7.2 or later? (Choose two.)
- A. HCP VMware with SAN option
- B. HCP VMware edition
- C. HCP VMware edition with S10 VM
- D. HCP VMware evaluation edition
正解：B、D
解説：
For HCP systems running version 7.2 or later, the supported VMware deployment packages are:
HCP VMware edition: This is a full-featured deployment package designed for use in production environments. It provides all the necessary components for running HCP in a VMware virtualized environment.
HCP VMware evaluation edition: This is a version meant for evaluation purposes, allowing potential users or administrators to test and familiarize themselves with HCP's capabilities in a non-production environment.
Hitachi Vantara Content Platform Installation Reference:
Both the "VMware edition" and "evaluation edition" are designed to be compatible with HCP version 7.2 or later, with the former being a fully supported production deployment package, while the latter is for trial or evaluation.
質問 # 21
What is the Base Configuration of the Compute Storage (CS) tray on an HCP S11?
- A. 2x Intel Servers + 6x SSD disks + 30x HDD disks
- B. 2x Intel Servers + 6x SSD disks + 42x HDD disks
- C. 4x Intel Servers + 8x SSD disks + 42x HDD disks
- D. 4x Intel Servers + 8x SSD disks + 30x HDD disks
正解：B
解説：
For the HCP S11, the base configuration of the Compute Storage (CS) tray consists of the following components:
2x Intel Servers: The tray is equipped with two Intel-based servers, which handle compute tasks and manage the storage operations.
6x SSD disks: These SSDs are used for fast data access and caching, significantly improving the overall performance of the system by speeding up read and write operations.
42x HDD disks: The 42 hard disk drives (HDDs) provide the bulk of the storage capacity for the system, which is designed for large-scale, long-term storage. HDDs are optimized for durability and cost-effective storage of large data sets.
This configuration ensures a balance between compute power, high-speed storage, and large capacity, making the HCP S11 suitable for environments that require high performance and significant storage scalability.
Reference:
Hitachi Vantara HCP S11 Installation Guide
Hitachi Vantara HCP S11 System Architecture Documentation
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Bottom of Form
質問 # 22
What is the maximum number of drives supported in one HCP S10 enclosure?
- A. 0
- B. 1
- C. 2
- D. 3
正解：B
解説：
The maximum number of drives supported in one HCP S10 enclosure is 60. The S10 enclosure is designed to accommodate a large number of drives to provide significant storage capacity in a relatively compact form factor. This drive density is essential for scaling storage in environments that require large data volumes. This configuration is detailed in the "HCP S10 Hardware Configuration Guide," which outlines the specifications and capacities of the S10 enclosures.
質問 # 23
What is a requirement for a running HCP system to maintain quorum for cluster operations?
- A. minimum 50% of the nodes + Command Device
- B. minimum 50% of the nodes
- C. minimum 50% of the nodes + quorum LUN
- D. minimum 50% of the nodes + 1 node
正解：D
解説：
For a running HCP (Hitachi Content Platform) system to maintain quorum for cluster operations, a majority of nodes must be operational. Specifically, this means that at least 50% of the nodes + 1 node must be available to achieve quorum. Quorum is necessary to maintain consistency, availability, and coordination among the nodes in the cluster, ensuring that the cluster can continue operating correctly in case of node failures. This configuration avoids split-brain scenarios where multiple parts of the cluster operate independently.
Hitachi Vantara Content Platform Installation Reference:
The quorum requirement is designed to ensure that a majority of nodes are always participating in cluster operations, providing a safeguard against data corruption and ensuring high availability.
質問 # 24
You are performing a six-drive upgrade of an HCP G10 with local storage.
Which two statements are true? (Choose two.)
- A. The node is offline during this procedure
- B. The node is online during this procedure
- C. RAID level and Virtual Disks will be created automatically
- D. RAID level and Virtual Disks need to be manually created
正解：B、C
解説：
When performing a six-drive upgrade on an HCP G10 with local storage:
RAID level and Virtual Disks will be created automatically (A): This is correct. The system automatically handles the RAID configuration and creation of virtual disks to ensure that the new drives are correctly integrated into the existing storage structure.
The node is online during this procedure (C): This is also correct. The upgrade can be performed while the node remains online, minimizing disruption to the system's operation and ensuring continuous availability. These procedures are documented in the "HCP G10 Maintenance and Upgrade Guide," which outlines the steps for online upgrades and automatic RAID configuration.
質問 # 25
How should the RAID group(s) and logical volume(s) be configured on an HCP G10 node with six internal drives?
- A. a single RAID group with three logical volumes.
- B. three RAID groups each with a single logical volume
- C. three RAID groups each with three logical volumes
- D. a single RAID group with a single logical volume
正解：D
解説：
On an HCP G10 node with six internal drives, the recommended configuration is to create a single RAID group with a single logical volume. This setup maximizes the available storage capacity and provides a balanced approach to data protection, performance, and management simplicity. By using a single RAID group, the HCP system can efficiently manage data redundancy and integrity across all drives.
Hitachi Vantara Content Platform Installation Reference:
Configuring a single RAID group with a single logical volume simplifies management and provides optimal performance and redundancy, which aligns with the best practices for setting up an HCP G10 node.
質問 # 26
Which two statements are true about the HCP G10 SSD option? (Choose two.)
- A. Hardware RAID6 is used to ensure fault tolerance.
- B. Six SSD disks are installed in the front of the server
- C. Software RAID1 is used to mirror the disks
- D. Two SSD disks are installed at the rear of the server
正解：C、D
解説：
For the HCP G10 SSD option:
Two SSD disks are installed at the rear of the server (A): This is correct. The SSDs in the HCP G10 server are typically installed at the rear of the server to provide fast access to critical system data, such as metadata and indexes.
Software RAID1 is used to mirror the disks (C): This statement is also correct. Software RAID1 provides mirroring of the SSD disks, ensuring redundancy and data protection in case of a disk failure. RAID1 is chosen for its simplicity and reliability in providing redundancy without requiring additional hardware. Details can be found in the "HCP G10 Hardware Configuration and Maintenance Guide."
質問 # 27
You are installing an HCP G10 and are setting up the BIOS.
What are two requirements when configuring in the BIOS? (Choose two.)
- A. The BMC IP address, net mask and gateway should be set
- B. Fast boot should be enabled
- C. PXE should be disabled for all interfaces
- D. The OS virtual disk should be selected as boot device
正解：A、D
解説：
When setting up the BIOS for an HCP G10, two key requirements are:
The BMC (Baseboard Management Controller) IP address, net mask, and gateway should be set: This configuration enables remote management and monitoring of the HCP G10 node, allowing administrators to manage the node even when the operating system is not running.
The OS virtual disk should be selected as the boot device: This ensures that the node boots from the correct storage device where the operating system is installed, which is essential for the system to operate correctly.
Hitachi Vantara Content Platform Installation Reference:
Proper configuration in the BIOS is critical for managing and booting the HCP G10 node effectively, as outlined in the installation instructions.
質問 # 28
A customer is using a four-node HCP G10 cluster and they would like to upgrade to eight nodes.
Which two node models can be used to upgrade the cluster? (Choose two.)
- A. G10
- B. G11
- C. Compute Rack 210H
- D. S10
正解：A、B
解説：
To upgrade a four-node HCP G10 cluster to an eight-node cluster, the customer can use additional G10 or G11 node models. The HCP platform supports the addition of both G10 and G11 nodes in the same cluster, as they are compatible with each other in terms of architecture, management, and functionality. This allows the cluster to be scaled up by adding more nodes of either model to meet growing storage and performance needs.
Hitachi Vantara Content Platform Installation Reference:
When expanding an HCP G10 cluster, it is crucial to use node models that are supported and compatible with the existing cluster configuration, such as G10 and G11.
質問 # 29
You are preparing to perform an offline upgrade on an HCP G10 and the pre-upgrade check procedure fails. The error message says that you do not have enough capacity on node 103 to perform the upgrade.
Which service procedure should you run to resolve this problem?
- A. Free Space On Nodes
- B. Change Region Count
- C. Recover an HCP Node
- D. Install a Hotfix
正解：A
解説：
If the pre-upgrade check procedure fails due to insufficient capacity on node 103 to perform the upgrade, the service procedure to run is Free Space On Nodes. This procedure helps to identify and clear unnecessary files or redistribute data, freeing up the required capacity on the node to proceed with the upgrade.
Hitachi Vantara Content Platform Installation Reference:
The "Free Space On Nodes" procedure is specifically designed to manage and optimize storage capacity across HCP nodes, ensuring that upgrades and other operations have adequate space to execute successfully.
質問 # 30
You are installing an HCP G10 and need to connect to the node using PuTTY after you have installed the OS.
What is used to forward the SSH keys?
- A. Proxy server
- B. Polaris
- C. Pageant
- D. Pelican
正解：C
解説：
Pageant is a PuTTY authentication agent that is used to manage SSH keys for public-key authentication. When installing an HCP G10 and needing to connect to the node using PuTTY after installing the OS, Pageant can be used to forward SSH keys, allowing for a more secure and efficient connection without requiring manual password entry each time. Pageant stores the private keys and forwards them to the SSH client when required.
Hitachi Vantara Content Platform Installation Reference:
Pageant is specifically used in environments where SSH key management is necessary, particularly in secure installations of HCP systems where multiple nodes or connections are being managed.
質問 # 31
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Hitachi Vantara認定プロフェッショナル - コンテンツプラットフォームインストール認定試験としても知られるHITACHI HQT -4420は、個人がHitachiコンテンツプラットフォーム（HCP）ソフトウェアをインストールおよび構成する能力を検証する専門的な認定です。この認定は、HCPシステムのインストールと構成の経験があり、スキルと知識を検証したいITプロフェッショナルを対象としています。
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