Prepare with Huawei : H12-421 exam braindumps as your best preparation materials
Updated: Aug 07, 2026
No. of Questions: 240 Questions & Answers with Testing Engine
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Huawei H12-421 Exam Overview:
| Certification Vendor: | Huawei |
| Exam Name: | Huawei Certified Network Professional-Data Center Facility-Build Facility Deployment Optimization V2.0 |
| Exam Number: | H12-421-ENU |
| Exam Format: | Single-choice, Multiple-choice, True/False, Drag-and-drop, Fill-in-blank |
| Available Languages: | English, Chinese |
| Exam Duration: | 90 minutes |
| Certificate Validity Period: | 3 years |
| Related Certifications: | HCIA-Data Center Facility HCIP-Data Center Facility Deployment |
| Real Exam Qty: | 60-80 |
| Passing Score: | 600/1000 |
| Exam Price: | USD 160 |
| Recommended Training: | HCIP-DCF-BFDO Official Training |
| Exam Registration: | Huawei Talent Official Pearson VUE Registration |
| Sample Questions: | Huawei H12-421 Sample Questions |
| Exam Way: | Delivered via Pearson VUE; available as onsite test center or online proctored exam |
| Pre Condition: | Recommended: HCIA-Data Center Facility certification or equivalent knowledge and 1-2 years of relevant experience |
| Official Syllabus URL: | https://e.huawei.com/en/talent/certification |
Huawei H12-421 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Data Center Facility Overview & Design Principles | 10% | - Standards and specifications - Basic concepts and development trends - PUE and energy efficiency design - Site selection and layout planning |
| Monitoring & Management System | 15% | - ECC800 monitoring system architecture - System maintenance and optimization - Configuration, alarm and management - Sensor and device access |
| Modular Data Center Solutions | 25% | - FusionModule500/800 micro data centers - Deployment process and specifications - FusionModule1000 integrated solution - System integration and acceptance |
| Power Distribution & UPS Systems | 25% | - Installation, commissioning and troubleshooting - PDU and power distribution architecture - Battery management and maintenance - UPS2000/5000 series principles and configuration |
| Cooling Systems | 25% | - Energy saving and optimization - NetCol series precision air conditioners - Installation, commissioning and fault diagnosis - Cooling principles and airflow design |
Huawei HCIP-Data Center Facility Deployment V1.0 Sample Questions:
1. The following air conditioning systems need to be equipped with a cooling tower or dry cooler ().
A) CW air-cooled type
B) DX air-cooled type
C) Direct ventilation air conditioning system
D) DX water-cooled type
2. When the NetCol5000-A removes the air conditioning humidifier, the steps to maintain the electrode humidifier include (). (Multiple choice)
A) Remove and clean the water supply valve
B) Replace the hardened and brittle hose thoroughly flush the drain
C) Disconnect the water supply valve and drain valve wiring
D) Remove the drain tank and drain valve component
3. Before the UPS5000 is powered on, it is necessary to check that the UPS input switch, bypass switch, output switch, maintenance bypass switch, battery open) have all been placed in the "OFF" state.
A) False
B) True
4. Direct Ventilation Natural Cooling Solution in the direct ventilation mode, the compressor of the air conditioner stops working, mainly because the fan replaces the outdoor cold air with the indoor hot air, so the PUE is very low.
A) TRUE
B) FALSE
5. For storage batteries that have been stored for 18 months or longer, the battery that has not been recharged should be processed ().
A) Need activation treatment, use as soon as possible
B) No need to deal with, use as soon as possible
C) Need to supplement the electricity treatment, use as soon as possible
D) Disposal
Solutions:
| Question # 1 Answer: D | Question # 2 Answer: A,B,C,D | Question # 3 Answer: B | Question # 4 Answer: A | Question # 5 Answer: D |
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