Free Huawei H13-629_V3.0 Practice Exam with Questions & Answers | Set: 2

Interrupted abnormally → I/O error during the migration; Faulty → Failure in pair deletion, creation, or split; Paused → Forcible migration stopping by an administrator

The course states that “SmartMigration migrates services on a source LUN completely to a target LUN without interrupting host services.” It also explains that source-to-target synchronization uses dual-write and DCL technologies to maintain data consistency while services continue running.

The three states distinguish the cause of migration interruption. Interrupted abnormally corresponds to an I/O-related interruption occurring while migration is actually processing data. This differs from Faulty, which indicates that the SmartMigration relationship itself cannot successfully complete a control-plane operation such as pair creation, deletion, or splitting. Paused is an administrative state: migration is intentionally stopped rather than failing because of an underlying I/O or object-management error.

This distinction is consistent with SmartMigration ' s architecture. Data synchronization is a running data-plane process, while creation, splitting, and deletion are pair-management operations. An administrator-triggered stop does not imply that either of those mechanisms has failed.

The course also describes SmartMigration as Huawei ' s online LUN migration function.

Study Guide Topics: Data Migration Solution → SmartMigration → Migration Pair → Data Synchronization → Migration States and Exception Handling.

OceanProtect ' s architecture explicitly includes a “Ransomware protection solution (encryption/decryption, WORM, ransomware detection, and secure transmission).” The course also states that ransomware protection protects copies and provides anti-tampering through the read-only attribute of WORM.

Therefore, all four mechanisms contribute to the required defense.

WORM provides the immutable-copy foundation. Huawei explains that protected WORM files cannot be rewritten, modified, deleted, or renamed during their protection period. Abnormal behavior monitoring corresponds to ransomware-detection capabilities used to identify suspicious activity against protected copies. Multi-layer antivirus association provides an additional malware-detection barrier around file-oriented protection workflows.

Finally, access control limits who can administer, modify, or operate protection resources. OceanProtect implements role-based access control with predefined and customizable roles, reducing the attack surface for compromised or unauthorized accounts.

Together these controls provide detection, prevention, privilege restriction, and immutable recovery copies.

Study Guide Topics: Data Protection Solution → OceanProtect Backup Storage → High Security Design → Ransomware Protection → WORM → Role-Based Access Control.

Data migration solution based on MigrationDirector for Object → File system layer; Data migration solution based on LVM → Volume management layer; Data migration solution based on the migration function of the virtualization platform → Operating system layer; Data migration solution based on HyperMetro → Storage network layer

The supplied practice-set answer maps the four migration approaches as shown above. Huawei’s migration architecture organizes migration technologies according to where the migration function is implemented in the host/storage stack. LVM-based migration operates through host volume management, while virtualization-platform migration uses capabilities supplied by platforms such as VMware or FusionCompute. HyperMetro/HyperReplication-based migration operates at the storage-network/storage-system level and moves or mirrors storage data independently of application logic.

There is one important source inconsistency in this item: the official Training Materials’ “Technical Structure of Huawei Storage Migration Solutions” explicitly places Migration Director for Object under the Object layer, while it separately associates the file-system layer with NAS migration. Therefore, the first match in the supplied question key does not align with the official training diagram.

For this practice set, the answer above reproduces the supplied key; for study purposes, remember that Huawei’s official architecture classifies object migration at the Object layer.

Study Guide Topics: Data Migration Solution → Huawei Migration Architecture → LVM → Virtualization Platform → MigrationDirector → HyperMetro.

DR data replication → Storage layer; Service access link → Network layer; Service system operating platform → Host layer; DR policy formulation → DR management layer

Huawei ' s DR technology section identifies replication at the host layer, SAN network layer, and storage array layer. It states that storage-layer DR uses inter-array data replication to replicate data from the local array to the DR array. Network-layer DR places the replication mechanism between application servers and backend storage. For the host layer, the course states that data-replication or switchover software can be installed on hosts in the production and DR centers to form an application-level DR solution. The DR-management function is provided by BCManager/eReplication. Its server performs “DR service process control, DR policy scheduling, and configuration data management of DR resources and services.” Therefore, replication of protected data belongs to the storage layer; connectivity between sites and services belongs to the network layer; the service operating environment belongs to the host layer; and formulation/orchestration of DR policies belongs to the DR-management layer.

Study Guide Topics: Data Protection Basics → DR Solution Architecture → Common DR Technologies → BCManager eReplication → Geo-Redundant 3DC DR.

1 → Storage remote replication + OceanStor BCManager eReplication; 2 → HyperMetro; 3 → Application cluster + storage HyperMetro; 4 → OceanProtect + OceanStor BCManager eBackup

The mapping follows Huawei ' s separation of business continuity, data recoverability, and long-term retention.

The course states: “DR ensures business continuity. Backup focuses on data recoverability. Archiving is for long-term storage of cold data and regulatory compliance.”

Remote replication combined with BCManager eReplication addresses site-level disaster recovery, and Huawei states that BCManager provides one-click DR drill and switchover capabilities.

HyperMetro is the appropriate solution for storage-level continuity because Huawei defines it as an active-active storage solution using dual-write technology to provide service continuity and zero data loss.

When continuous availability must extend to the application layer, storage HyperMetro must be combined with an application cluster so that application processing itself can fail over seamlessly.

Finally, backup protects against logical corruption, accidental deletion, and malware-related damage because historical copies remain available independently of production data.

Study Guide Topics: Data Protection Basics → DR vs Backup → HyperMetro → Remote Replication → BCManager eReplication → Application-Level HA.

The correct selections are B, C, and D.

The design objective behind Huawei back-end enclosure connectivity is to distribute back-end traffic and avoid concentrating storage bandwidth, enclosure load, or failure domains on a single connection path. Consequently, disk enclosures should be distributed across multiple loops and controller back-end interface resources.

Huawei’s training material describes back-end direct-connect networking using multiple back-end interface modules and requires symmetrical interface-module/port placement. For smart disk enclosures, the uplink and downlink ports are used according to a prescribed cascade topology, and only limited cascading depth is supported. This explains the reasoning behind B, C, and D: distribute enclosures, limit the number connected on each loop, and spread loops across back-end interface modules.

Option A is incorrect because SAS disk enclosures and smart disk enclosures use different back-end connection architectures and must not simply be mixed arbitrarily within one loop.

The exact B, C, D combination is also explicitly provided in the supplied HCIE-Storage question set.

Correct back-end topology planning improves available bandwidth, preserves redundancy, and reduces performance degradation caused by excessive enclosure concentration.

Study Guide Topics: Data Storage Technology Presentation → Flash Storage Hardware → Disk Enclosures → Back-End Networking → Loop Distribution.

Huawei states: “SmartEqualizer calculates the load based on the configured load policy and returns the IP address of a proper node to the client so that the client can access the storage system using the standard protocol.”

This directly supports C. SmartEqualizer performs access-layer load balancing when clients resolve and access storage services. It does not rely on all cluster nodes continuously pushing their load information to one designated “primary SmartEqualizer node” in the manner described in A; therefore A is incorrect.

The SmartEqualizer service integrates with DNS-based client access. Huawei supports two DNS deployment approaches: client-side DNS can forward the required OceanStor Pacific domain-resolution request to the storage system ' s DNS service, or a client can use the OceanStor Pacific DNS address directly. These operating approaches correspond to B and D.

This DNS-based mechanism is important because the IP returned to a new client is selected according to the configured balancing policy, allowing new access sessions to be distributed across suitable nodes instead of concentrating service traffic on one storage node.

Study Guide Topics: Data Storage Technology Presentation → OceanStor Pacific → SmartEqualizer → Intelligent Load Balancing → Access-Layer Load Balancing → DNS.

Huawei describes DME IQ as supporting “remote maintenance and installed base operation.” It collects alarms, performance information, configurations, system logs, and disk information as the data foundation for intelligent O & M.

The full-lifecycle O & M architecture also places DME IQ on the intelligent prediction, remote O & M, online site deployment, and planning-simulation side of the Huawei data-management framework. DME IQ therefore directly supports remote O & M, installed-base operations, and delivery/maintenance-oriented activities.

Service Change, however, is associated primarily with DME Storage ' s data-center management and orchestration capabilities, rather than being one of the principal DME IQ functions. The DME Storage product architecture explicitly lists Service Change, O & M Management, Data Protection, and Data Flow as its operational domains.

DME IQ may analyze or simulate changes—for example workload migration or rollout—but executing service changes and resource orchestration belongs to DME/DME Storage. Consequently, D is the required answer.

Study Guide Topics: Data Storage Management and O & M → DME IQ → Intelligent Cloud O & M → Remote Maintenance → Installed Base Operations → DME Storage Service Change.