Pass Huawei H12-411_V2.0 Actual Free Exam Q&As Updated Dump Jan 17, 2026 [Q374-Q393]

QUESTION 374
In the power supply and distribution system of the data center, if a power outage occurs, the backup switching between AC power and AC power or between AC power and diesel generator is generally completed by ().

QUESTION 375
The essential difference between water-cooled direct expansion air conditioning and water-cooled chilled water air conditioning is whether a cooling tower is used.

QUESTION 376
The main circuit of PDU8000 precision power distribution cabinet supports voltage harmonic and current harmonic monitoring.

QUESTION 377
ABC Circuit breakers are mainly used IT Load front end, such as ups Inside the output cabinet.

QUESTION 378
Which of the following protective equipment should be used when working with sharp tools during construction?

QUESTION 379
UPS5000-E only needs to be equipped with () to easily realize the 2N power supply system, which is simple and convenient to operate.

QUESTION 380
For the same system, what is the relationship between the current carrying capacity of the cable I1, the rated current of the circuit breaker I2, and the rated working current of the line I3?

QUESTION 381
Which of the following descriptions of UPS working modes are correct? (Multiple choice)

QUESTION 382
Leakage protectors are mainly divided into electronic and electromagnetic types according to their operating mode.

QUESTION 383
Which of the following is the longest phase in the data center life cycle?

QUESTION 384
Which of the following statements about battery packs in UPS systems is wrong?

QUESTION 385
UPS5000-E 100kVA, which of the following input switches is most suitable for the machine?

QUESTION 386
The dynamic environment monitoring system only has a secondary structure.

QUESTION 387
The parameter that can reflect the energy efficiency and energy efficiency of the data center is ()

QUESTION 388
Which of the following descriptions can basically determine that the battery is faulty? (Multiple choice)

QUESTION 389
Huawei’s monitoring system Neteco can only access devices that support the SNMP protocol. ()

QUESTION 390
Which fire-fighting measures can be adopted in Class A computer rooms?

QUESTION 391
UPS The inverter component can realize the conversion from AC to DC.

QUESTION 392
Data center energy consumption mainly comes from the ring equipment, lighting system, refrigeration systems, power supply and distribution system. How to reduce the energy dissipations of the () is the key to solve data center energy conservation in the industry at present

QUESTION 393
____________ The main function is electric energy distribution, which distributes the front-end electric energy to various types of electrical equipment according to requirements, standards and specifications, such as ups, Air conditioning, lighting system, etc.