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Huawei H12-421-ENU Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Monitoring & Management System | 15% | - Configuration, alarm and management - ECC800 monitoring system architecture - Sensor and device access - System maintenance and optimization |
| Data Center Facility Overview & Design Principles | 10% | - Basic concepts and development trends - PUE and energy efficiency design - Site selection and layout planning - Standards and specifications |
| Modular Data Center Solutions | 25% | - FusionModule500/800 micro data centers - System integration and acceptance - Deployment process and specifications - FusionModule1000 integrated solution |
| Power Distribution & UPS Systems | 25% | - Battery management and maintenance - PDU and power distribution architecture - Installation, commissioning and troubleshooting - UPS2000/5000 series principles and configuration |
| Cooling Systems | 25% | - Installation, commissioning and fault diagnosis - Energy saving and optimization - Cooling principles and airflow design - NetCol series precision air conditioners |
Huawei Certified Network Professional-Data Center Facility-Build Facility Deployment Optimization Sample Questions:
1. The data center energy efficiency PUE is as small as possible, and the minimum can be close to zero.
A) False
B) True
2. In the case of normal mains, the UPS battery in inverter mode may be executed ( ). (Multiple choice)
A) Float charging
B) Shallow discharge test
C) Balanced charging
D) Checking the capacity test
3. The same group of batteries cannot be mixed with batteries of different capacities, different specifications, different batches, and different manufacturers.
A) TRUE
B) FALSE
4. To balance the capacity loss caused by the self-discharge of the battery during the use of the battery, it is necessary to charge the battery continuously and for a long time at constant voltage, which is called ().
A) self-discharge
B) balanced charging
C) charging
D) charging test
5. Which of the following is not the reason why the NetCol 8000-A infrared humidifier water tray is not filled with water?
A) Inlet line valve is not open
B) The water injection pipe is blocked
C) Infrared lamp damage
D) The water pressure is abnormal
Solutions:
| Question # 1 Answer: A | Question # 2 Answer: A,B,C,D | Question # 3 Answer: A | Question # 4 Answer: C | Question # 5 Answer: C |
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