Which of the following belongs to the data center facility?

A. Cloud management platform
B. Storage device
C. Power and environment monitoring system
D. Virtualization platform

Correct Answer: C
QUESTION 62
Which of the following statements about the FusionModule2000 monitoring networking are true?

A. The iBAT that uses RF_Z(2) can directly establish wireless communication with the ECC800-Pro.
B. The skylight actuator that uses RF_Z(1) can communicate with the ECC800-Pro in wireless mode.
C. Signal RF_Z(1) and RF_Z(2) use the same protocol and can communicate with each other.
D. The ECC800-Pro can communicate with the access actuator, skylight actuator, and multi-functional sensor in wireless mode.

Correct Answer: CD

QUESTION 63
Which is the maximum number of battery modules that can be installed in a single lithium battery cabinet in the FusionDC1000A?

A. 14
B. 20
C. 18
D. 16

Correct Answer: D
QUESTION 64
Which of the following functions are provided by the CIM?

A. Collects and analyzes the operating data of battery strings.
B. Monitors the voltages, internal resistances, and pole temperatures of batteries.
C. Calculates the SOC of batteries and battery strings.
D. Collects wireless communication data uploaded by the lower-layer BIM group.

Correct Answer: ACD
QUESTION 65
What is the maximum altitude supported by the PDU in FusionModule500?

A. 2000m
B. 3000m
C. 4000m
D. 2500m

Correct Answer: C
QUESTION 66
Huawei integrated UPS supports only two communication modes: RS485 and SNMP.

A. TRUE
B. FALSE

Correct Answer: B

QUESTION 67
Which of the following should be noted during battery installation?

A. Ensure that the circuit breakers in the BCB box are ON during installation.
B. Leave one breakpoint disconnected when connecting batteries on each layer, and connect the breakpoint on each layer after other cables are connected.
C. Only qualified technicians can connect battery cables.
D. Never short-circuit the two poles of a battery when handling or installing batteries.

Correct Answer: BCD
QUESTION 68
Lead acid batteries have been stored for 18 months or longer and not been recharged during this period. Which measure should be taken for the batteries?

A. Activate and use the batteries as soon as possible.
B. No measures are required. Use the batteries as soon as possible.
C. Dispose of the batteries.
D. Recharge and use the batteries as soon as possible.

Correct Answer: C
QUESTION 69
If multiple SmartLi battery cabinets are combined, press and hold the POWER ON/OFF button on each battery management module for more than 2s, and then switch on the battery circuit breaker in any cabinet to start all battery cabinets.

A. TRUE
B. FALSE

Correct Answer: B
QUESTION 70
Which of the following statements about the SmartLi battery management module is false?

A. The BMU protects against abnormal working conditions such as overcharge, overdischarge, overtemperature, and overcurrent.
B. The BMU supports hot swap.
C. The BMU can display the battery voltage, temperature, and internal resistance.
D. Detects the charge and discharge currents of battery strings to control current equalization.

Correct Answer: D

QUESTION 71
During installation check, which is the upper limit of resistance (ohms) between the cabinet ground bar and the equipment room ground bar.

A. 0.1
B. 4
C. 1
D. 10

Correct Answer: A
QUESTION 72
When a single UPS2000- G-20K works with the hierarchical power-off protection function enabled, when will the loads connected to pL power off?

A. As long as the UPs works in battery mode, the pl terminal will power off.
B. The UPS is overloaded.
C. In battery mode, the battery voltage is lower than the setting.
D. In battery mode, the battery discharge time is longer than the setting.

Correct Answer: BCD
QUESTION 73
Which of the following 12 V battery configurations are supported by UPS2000-G-6/10 kVA?

A. 18
B. 16
C. 17
D. 20

Correct Answer: ABC
QUESTION 74
The optional temperature and humidity sensor for the UPS5000 cannot be cascaded.

A. TRUE
B. FALSE

Correct Answer: B

QUESTION 75
For the UPS5000-E bypass parameters, the upper limit of the bypass voltage is +15% and the lower limit of the bypass voltage is -20%. Which of the following statement is true?

A. When the mains input is within this range, the UPs works in bypass mode first.
B. If the UPS works in normal mode, the UPs transfers to battery mode when the mains input exceeds this range.
C. If the UPS works in bypass mode, the UPs shuts down when the mains input exceeds this range.
D. If the UPS works in bypass mode, the UPs transfers to battery mode when the mains input exceeds this range.

Correct Answer: B
QUESTION 76
In a 2 x (3 x 400 kVA) dual-bus UPS5000-E system, there are two power supply paths: A and B. The loads use dual power supplies, the capacity is 630 kVA, and the power factor is 0.9. Assume that a UPS in path A is faulty. Which of the following statements is false?

A. The loads can still meet the requirements of dual-path power supply.
B. The load can still be supplied with power continuously.
C. The UPs system in path A transfers to bypass mode.
D. The UPs system in path B still works in normal mode.

Correct Answer: C
QUESTION 77
A 2+1 UPS5000-E parallel system works in normal mode. If the inverter on one UPs is shut down, which of the following statements about the parallel system are false?

A. The UPSs in the parallel system must work in the same mode. Therefore, after the inverter on one UPs shuts down, the inverters on the other UPSs shut down automatically, and the parallel system transfers to bypass mode.
B. The three UPSs still work in normal mode because the inverter needs to be shut down twice.
C. The system is in 2+1 configuration. Therefore, the UPs where the inverter is shut down has no output, and the other two UPSs still work in normal mode.
D. The UPs where the inverter is shut down works in bypass mode, and the other two UPSs work in normal mode.

Correct Answer: AC
QUESTION 78
A UPS5000-E-200K is configured with two 200 Ah battery strings. Each battery string consists of forty 12 V batteries. What is the capacity of battery strings connected to the UPs?

A. 200 Ah
B. 480 Ah
C. 400 Ah
D. 240 Ah

Correct Answer: C
QUESTION 79
A data center that meets the Uptime Tier IV requirements uses Huawei FusionModule2000 smart module. IT loads require dual power supplies. Therefore, a PDU8000 modular precision PDF with dual inputs must be configured in the smart module.

A. TRUE
B. FALSE

Correct Answer: B
QUESTION 80
Why does the cold/hot-aisle containment can reduce energy consumption?

A. The hot air is separated from cold air to improve the cooling efficiency.
B. The air supply temperature can be increased to reduce air conditioner cooling consumption.
C. The air supply temperature is increased, the humidification amount and humidifier power consumption can be reduced.
D. The air return temperature can be increased by using the hot-aisle containment to improve the cooling efficiency.

Correct Answer: AB