Free Huawei H13-629_V3.0 Practice Exam with Questions & Answers

All four listed capabilities are included in the DME data-management/O & M framework.

Huawei describes DME Storage as an intelligent storage management platform covering the complete storage lifecycle, including planning, deployment, O & M, and optimization. Its architecture includes intelligent diagnosis, intelligent optimization, resource optimization, planning simulation, operation visibility, insight analysis, and multidimensional analysis.

Planning enables administrators to model and organize resources before deployment. Analysis provides performance, capacity, topology, alarm, and workload insight. Optimization uses those analytics to recommend or execute improvements such as capacity balancing, migration, SLA adjustment, and QoS changes. Search is important for unstructured-data environments because files, objects, and other unstructured content must be located and analyzed according to metadata.

Huawei OceanStor Pacific also provides SmartIndexing for unstructured file, object, and HDFS storage. It can return search results from extremely large metadata sets within seconds and provides unified multi-protocol metadata indexing.

Consequently, DME ' s unstructured-data management workflow spans the complete chain of search, analysis, planning, and optimization.

Study Guide Topics: Data Storage Management and O & M → DME → Unstructured Data Management → Search → Analysis → Planning → Optimization.

Huawei ' s storage architecture emphasizes distributed active-active processing, in which requests are distributed across controllers for parallel processing. The course states that adding controllers results in automatic balancing of existing LUN or file-system services and that global cache and pool resources are shared among controllers. The architecture also specifically describes “load balancing among all controllers and auto-rebalancing upon scale-out, failover, and failback.” These principles support A, C, and D. Increasing CPU processing capability addresses compute saturation directly. Adding processing modules or parallel service resources increases the number of resources available to execute service workloads concurrently. Where multiple CPUs or processing resources exist, workload distribution is essential to prevent one processor from becoming saturated while another remains underused.

Reducing the data-block buffer size is not a CPU optimization mechanism. It can instead reduce buffering efficiency and potentially increase I/O-processing overhead.

Study Guide Topics: Flash Storage Technology Presentation → SmartMatrix Distributed Active-Active Architecture → Parallel Processing → Global Resource Sharing → Load Balancing → Scale-Out.

Huawei states that when communication between the two HyperMetro storage systems is interrupted, “the preferred site continues to provide services while the other site stops providing services.” In static-priority arbitration, the preset preferred site wins arbitration and continues service delivery. The arbitration table makes the scenario even more explicit. For a HyperMetro pair in To be synchronized state, it states: “If DC A is the preferred site, the LUN in DC A continues providing services while the LUN in DC B stops.” These symptoms identify interruption of the HyperMetro communication/replication connection between the two storage arrays. In the topology, that connection is fault point 3. A host-access link failure would affect host connectivity rather than produce this exact arbitration state. A quorum-link-only failure also does not match the combination of To-be-synchronized status and one-site service suspension. Therefore, the failed component is the inter-storage HyperMetro link represented by 3.

Study Guide Topics: Data Protection Solution → HyperMetro → Arbitration Mechanism → Quorum Server Mode → Static Priority Mode → Link Failure Scenarios.

Huawei explicitly states: “To back up host files, you must install a data protection client on the host and back up the files in LAN-Base mode.” The first part of the statement is therefore correct.

The second part is not. For NAS backup, the course describes protection of OceanStor V6, OceanStor Dorado, OceanStor Pacific, NetApp, and other third-party NAS shares. For applicable NAS systems, NFS or SMB shares are mounted using the NAS protocol for backup and recovery. It does not define installation of an NDMP client on the NAS host plus mandatory LAN-free operation as the standard NAS backup workflow described here.

Huawei further explains that Dorado and new-generation OceanStor hybrid flash systems can use snapshot-difference and block-level transmission technology for high-performance NAS backup, whereas other systems can use NFS/SMB access. This demonstrates that NAS protection is selected according to the source-storage capabilities and does not universally depend on the asserted NDMP-client/LAN-free combination.

Because the second half of the statement is incorrect, the complete statement is FALSE.

Study Guide Topics: Data Protection Solution → OceanProtect Backup → Host File Backup → NAS File Backup → LAN-Base → NFS/SMB Protection.

The correct default chunk size for the stated 3.84 TB SSD configuration is 8 KB.

The Training Materials describe RAID 2.0+ global pooling as follows: “The system uses RAID 2.0+ to create a global storage pool… All SSDs evenly contribute LUN spaces for back-end SSD sharing.” This explains why storage space is divided into fine-grained units rather than assigning an entire LUN to a fixed RAID group or individual SSD.

Huawei ' s ROW architecture then organizes these units into chunk groups (CKGs). Instead of traditional overwrite behavior, new data and parity are written into a new chunk group and the LBA mapping is redirected to it.

For 3.84 TB SSDs in the configuration tested here, the corresponding default fine-grained chunk size is 8 KB. Options measured in megabytes represent a much coarser allocation unit and do not match this RAID 2.0+ chunk configuration.

Study Guide Topics: Data Storage Technology Presentation → OceanStor Dorado → RAID 2.0+ → Global Storage Pool → Chunk/CKG → ROW Architecture.

The required feature is SmartMobility.

The function implements policy-driven movement of file data according to its value or activity level. Frequently accessed, performance-sensitive data remains on the local primary storage, while colder data can be relocated to remote storage resources. The objective is to preserve high performance for active data while reducing the cost of retaining less frequently accessed information.

Huawei characterizes next-generation hybrid flash storage as supporting “Free warm and hot data flow” and states that “Warm and hot data can be migrated in a gateway-free, software-free, and cross-device manner.”

The broader tiering architecture similarly describes policy-based classification of hot, warm, and cold data and automated migration according to storage policies. This enables the physical location of cold data to change without requiring the application to manage the movement manually.

SmartMobility extends that lifecycle principle to file-service scenarios in which cold file data is migrated away from the primary system to suitable remote devices while the frequently accessed portion remains local.

Study Guide Topics: Data Storage Technology Presentation → Hybrid Flash Storage → File Services → Data Lifecycle Management → Hot/Cold Data Migration → SmartMobility.

The virtual firewall capability in the DCS multi-tenant architecture provides security-policy enforcement inside the virtualized data-center environment. This includes controlling access to tenant/VPC resources, grouping or applying common access policies to cloud servers with equivalent trust and protection requirements, and enforcing permit/deny behavior through mechanisms such as blacklist and whitelist rules. Therefore, A, B, and D correspond to firewall/security-policy functions.

The HCIE Lab Guide establishes that a DCS design must provide intranet/extranet isolation and division of security zones, with security measures applied according to the protection requirements of those zones. The Training Materials also place network and security resources under the virtualized data-center architecture managed by DME/FusionCompute.

Option C belongs to a different security function. The course describes VPN technologies as connectivity mechanisms—for example IPsec VPN, L2TP VPN, GRE VPN, and MPLS VPN—used to establish secure network connectivity between sites or remote networks. It is therefore not the virtual firewall function being tested.

Study Guide Topics: Data Storage Technology Presentation → Datacenter Virtualization Solution → Multi-Tenant Networking → Security Zones → Virtual Firewall → Access Policies.

The SmartVirtualization offline-takeover workflow states: “Step 2: Disconnect the application server from the heterogeneous storage system to stop data transfer and services. Step 3: Connect the application server to the local storage system and enable the local storage system to take over services.” The takeover-mode section further states that offline takeover uses no masquerading and is applicable to compatible Huawei and third-party heterogeneous storage systems; importantly, services on the related application servers are stopped temporarily. For migration implementation, services must therefore first be stopped. The original source-storage mapping is then changed so that host access can be redirected correctly. SmartVirtualization subsequently takes over the source LUNs. After the host paths and service relationship have been transferred to Huawei storage, applications and services are restored. SmartMigration can then move the actual data from the heterogeneous eDevLUN to the target internal LUN while Huawei storage controls host access.

Consequently, the sequence is b → a → c → e → d, or baced.

Study Guide Topics: Data Migration Solution → SmartVirtualization → Offline Takeover → Takeover Mode Selection → SmartMigration.

Huawei defines HyperCDP as a continuous-protection mechanism and states that it provides more intensive and persistent protection than conventional writable snapshots while imposing little impact on source LUN performance.

For block protection, a protection group provides the logical collection of source LUNs that must be protected consistently. A HyperCDP consistency group is then created for that protection group so that the member LUNs can receive a coordinated set of CDP protection points. Therefore, the protection group must already exist before the corresponding HyperCDP CG is created, making B correct.

A protection plan or schedule controls the policy and timing of protection-point generation; it is not the prerequisite object that defines which LUNs belong to the HyperCDP consistency relationship. This distinction is important: membership is established by the protection group, while execution timing is governed by scheduling/policy settings.

Huawei ' s data-protection model consistently separates protected objects/groups from the policies subsequently applied to those groups.

Study Guide Topics: Flash Storage Technology Presentation → HyperCDP → Block Continuous Data Protection → Protection Groups → HyperCDP Consistency Groups.

Controller enclosure power indicator during OS boot → Blinking green at 2 Hz; Disk module location indicator → Blinking yellow at 2 Hz; Controller enclosure location indicator → Blinking blue at 2 Hz; Controller enclosure major/critical alarm indicator → Steady yellow

Hardware indicators provide a direct physical diagnostic mechanism during OceanProtect maintenance. The four states represent different operational meanings rather than interchangeable fault conditions.

A blinking green power indicator at 2 Hz represents the controller enclosure progressing through its boot process. A blinking yellow disk-location indicator at 2 Hz identifies the specific disk selected for physical location. A blinking blue enclosure-location indicator at 2 Hz similarly helps maintenance personnel identify the correct controller enclosure in a rack. A steady yellow alarm indicator identifies a major or critical alarm condition requiring investigation.

Huawei emphasizes that abnormal hardware indicators are a primary method for locating failing FRUs and CRUs and should be correlated with DeviceManager alarm information. The OceanProtect X6000/X8000 architecture also uses redundant, serviceable hardware components, including controllers, BBUs, power supplies, and interface modules, making correct physical fault identification essential during maintenance.

Study Guide Topics: Data Storage Management and O & M → OceanProtect Hardware Maintenance → Hardware Indicators → FRU/CRU Fault Identification.