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Updated: Aug 31, 2026
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Huawei HC-621 Exam Overview:
| Certification Vendor: | Huawei |
|---|---|
| Exam Name: | HCNP-SSAM (SAN Storage Advanced Management) |
| Exam Number: | HC-621 |
| Certificate Validity Period: | 3 years |
| Exam Duration: | 90-120 |
| Exam Format: | Multiple Choice, Multiple Response |
| Related Certifications: | HCIE-Storage HCIA-Storage HCNP-Storage |
| Available Languages: | English, Chinese |
| Sample Questions: | Huawei HC-621 Sample Questions |
| Exam Way: | Online or authorized testing center (proctored exam) |
| Pre Condition: | Recommended knowledge of basic storage and networking concepts (HCIA-Storage or equivalent experience) |
| Official Syllabus URL: | https://certification.huawei.com/ |
Huawei HC-621 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Maintenance and Troubleshooting | - Fault diagnosis and system recovery - Storage monitoring and performance analysis |
| Topic 2: SAN Storage Fundamentals | - Storage system architecture and components - Data storage models and RAID principles |
| Topic 3: Huawei OceanStor Storage Systems | - OceanStor product architecture - Storage configuration and management |
| Topic 4: Data Protection and Disaster Recovery | - Snapshots and replication technologies - Backup and recovery strategies |
| Topic 5: Storage Provisioning and Management | - Host connectivity and zoning configuration - LUN creation and mapping |
| Topic 6: SAN Networking Technologies | - Fibre Channel SAN architecture - iSCSI SAN principles and configuration |
Huawei HCNP-SSAM(SAN Storage Advanced Management) Sample Questions:
Question 1
The following statement is correct. (Choose two)
A. Create a RAID disk array groups suggest the best course of hot spare configuration
B. As long as the disk and RAID group members can do the same type of disks in the RAID group hot spare disk
C. Reasonable choice of different speed disk as the same RAID group can effectively improve the performance of RAID groups
D. With a disk array can configure multiple hot spare
Question 2
About the expansion of the hard box fault diagnosis statement is wrong?
A. Expansion failure causes and control box system,there is no relationship between the power-up
sequence on the new expansion box,because the system will automatically adjust the frame
sequence controller box and access the hard power- cascade link
B. S5000V1R5 and later can be cascaded to achieve back-end rate adaptation,and therefore need
to re- power on the storage system,you can adjust the cascade link rate
C. If the hard drive expansion box DIP main frame rate inconsistencies can be adjusted by the
following methods.
1,log MML by fc gps View loop framerate of the original hard drive;
2,the DIP switch to the new frame and the loop is consistent;
3,for the expansion of the upper and lower electrical box,check box is normalexpansion of hard
drive access;
D. After the expansion of network failures need to check whether the standard expansion
connector,and then check whether the associated port expansion cable link status normal
Question 3
ATA SATA to actually change from serial to parallel shift:
A. True
B. False
Question 4
Cache mirroring technology means that data written to one controller when data is written which module?
A. Cache mirroring the peer controller
B. Server Cache
C. Data Safe
D. Hard disk cache
Question 5
About iometer and iozone the statement is correct? (Choose two)
A. iometer supports graphical configuration interface
B. iozone is mainly used to test the performance of block devices
C. iozone only use the command-line configuration interface
D. iometer mainly used to test the performance of the file system
Solutions:
| Question 1 Answer: A,D | Question 2 Answer: A | Question 3 Answer: B | Question 4 Answer: A | Question 5 Answer: A,C |
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