[Dec-2021] The Best HCIA-Data Center Facility H12-411 Professional Exam Questions [Q111-Q130]

[Dec-2021] The Best HCIA-Data Center Facility H12-411 Professional Exam Questions

Try 100% Updated H12-411 Exam Questions [2021]

Huawei H12-411 Exam Syllabus Topics:

Topic	Details
Topic 1	Overview of fire protection system Huawei UPS products Computer room monitoring system
Topic 2	Basic knowledge of air-cooled air conditioning Important parameters of data center infrastructure
Topic 3	Overview of lightning protection grounding system Accident probability and personnel qualifications
Topic 4	Huawei low-voltage power distribution products Basic interface and communication protocol
Topic 5	Main functions of the monitoring system Data center infrastructure construction safety
Topic 6	Monitoring system architecture Data center power distribution system Classification of batteries
Topic 8	Development history of data center infrastructure Huawei Data Center Facility component product documentation
Topic 9	Data center cooling system Introduction to PPE protection Other systems in the data center
Topic 10	Data Center Monitoring System Main components of low-voltage power distribution Overview of the monitoring system
Topic 11	Huawei certified HCIA-Data Center Facility V1.0 Main components of data center infrastructure
Topic 12	Basic concepts of low-voltage power distribution Data center infrastructure
Topic 13	Classification of low-voltage power distribution grounding Classification of air conditioning systems

 

NEW QUESTION 111
Sensible heat ratio = sensible heat / total heat = sensible heat / (sensible heat + latent heat)

• A. FALSE
• B. TRUE

Answer: B

 

NEW QUESTION 112
In the access control system interface, the fuctions can be achieved are (). (Multiple Choice)

• A. Show the switch status of the door
• B. Users added
• C. Authority allocation
• D. View access records

Answer: A,B,C,D

 

NEW QUESTION 113
ATS Dual Power Automatic Transfer Switch can achieve the switching of two-way power's fast loading machine.

• A. False
• B. True

Answer: B

 

NEW QUESTION 114
Air conditioning has three major indicators; the three major indicators refer to (). (Multiple Choice)

• A. Temperature
• B. Humidity
• C. Cleanliness
• D. Dryness

Answer: A,B,C

 

NEW QUESTION 115
Ascending workers should be equipped with the seat belts which is necessary and meeted the safety requirements, and use properly and reasonably according to the use of the provisions: meanwhile, should have guardian's guardianship.

• A. False
• B. True

Answer: B

 

NEW QUESTION 116
Huawei NetEco monitoring system does not support remote door open.

• A. False
• B. True

Answer: A

 

NEW QUESTION 117
In dynamic environment monitoring system alarm management functions can be achieved (). (Multiple choice)

• A. Asset Management
• B. software upgrade
• C. Positioning alarm
• D. Query alarm

Answer: C,D

 

NEW QUESTION 118
How many power modules at most can be inserted in ECC800 collector of Huawei monitoring system?

• A. 0
• B. 1
• C. 2
• D. 3

Answer: C

 

NEW QUESTION 119
The main features of MCB circuit breakers include shutoff protection and overload protection.

• A. False
• B. True

Answer: B

 

NEW QUESTION 120
RS485 interface only supports two-wire system, does not support four-wire system.

• A. False
• B. True

Answer: A

 

NEW QUESTION 121
Leakage current protection device is based on the current exceeds the specified value for a period of time with its own heat to melt the melt so that the circuit is disconnected.

• A. False
• B. True

Answer: A

 

NEW QUESTION 122
For the same MCB circuit breaker, the rated ultimate short-circuit breaking capacity leu is generally less than the rated operating short-circuits breaking capacity Ics.

• A. FALSE
• B. TRUE

Answer: A

 

NEW QUESTION 123
The description of the data center cooling system, which of the following is incorrect?

• A. In low power density data centers, room-level cooling has cost advantages.
• B. Cabinet-level air conditioning for cooling inside the cabinet.
• C. In cabinet-level, row-level, and room-level cooling, the row-level cooling mode has the shortest airflow path
• D. Room-level cooling can improve the cooling efficiency by changing the air-out position.

Answer: C

 

NEW QUESTION 124
Under what circumstances UPS will work in static bypass mode?

• A. Mains voltage fluctuations too much
• B. Inverter fault
• C. The battery is damaged
• D. No electricity input

Answer: B

 

NEW QUESTION 125
Data center usually uses the gas fire system.

• A. False
• B. True

Answer: B

 

NEW QUESTION 126
Huawei dynamic environment monitoring system, which equipment at the data collection layer can pass the underlying components (UPS, precision air conditioning, etc.) information to the monitoring software?

• A. server
• B. camera
• C. ECC800
• D. entrance guard

Answer: C

 

NEW QUESTION 127
Which of the following belongs to air-cooled line air conditioning?

• A. NetCol8000-A
• B. NetCol5000-A
• C. NetCol8000-C
• D. NetCol5000-C

Answer: B

 

NEW QUESTION 128
The role of the safety valve in the battery construction prevents excessive internal pressure and drains the excess ().

• A. Electrolyte
• B. Hydrogen H2
• C. Water vapor H20
• D. Oxygen 02

Answer: B

 

NEW QUESTION 129
According to the battery, different electrolyte storage can be divided into () and (). (Multiple choice)

• A. GFM
• B. AGM
• C. VRLA
• D. GEL

Answer: B,D

 

NEW QUESTION 130
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