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Huawei H12-425_V2.0 Practice Test - Questions Answers, Page 2

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The optional temperature and humidity sensor for the UP55000 cannot be cascaded.

A.
True
A.
True
Answers
B.
False
B.
False
Answers
Suggested answer: B

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
A.
True
Answers
B.
False
B.
False
Answers
Suggested answer: A

To modify the FusionModule2000 plan view of the ECC800-Pro, users need to log in to the WebUI as admin account.

A.
True
A.
True
Answers
B.
False
B.
False
Answers
Suggested answer: A

A data center is at the Tier IV level and uses Huawei FusionModule2000 smart module. In this smart module, the PDU8000 integrated PDF cannot be used to supply power to IT loads and precision air conditioners at the same time because isolation requirements are not met.

A.
True
A.
True
Answers
B.
False
B.
False
Answers
Suggested answer: B

Which air supply mode requires reasonable raised floor height?

A.
Air supply mode using blast caps.
A.
Air supply mode using blast caps.
Answers
B.
Underfloor air supply mode
B.
Underfloor air supply mode
Answers
C.
Air supply mode using wind pipe
C.
Air supply mode using wind pipe
Answers
D.
In-row horizontal air supply mode
D.
In-row horizontal air supply mode
Answers
Suggested answer: B

Which of the following statements is true about UPS5000 power modules and bypass modules?

A.
The UPSS000-E-200K and UPS5000-E-400K use the same power module and provide the same capacity of 50 kVA but have different numbers of power modules.
A.
The UPSS000-E-200K and UPS5000-E-400K use the same power module and provide the same capacity of 50 kVA but have different numbers of power modules.
Answers
B.
For UPSs of the same model but in different power segments, their bypass module capacity is the same.
B.
For UPSs of the same model but in different power segments, their bypass module capacity is the same.
Answers
C.
The power module capacity of both the UPS5000-S and UPS5000-E is 50 kVA. Therefore, the two types of UPS can be used together.
C.
The power module capacity of both the UPS5000-S and UPS5000-E is 50 kVA. Therefore, the two types of UPS can be used together.
Answers
D.
The power modules used in the UPSS000-S-1200K are the same as those used in the UPS5000-E-200K.
D.
The power modules used in the UPSS000-S-1200K are the same as those used in the UPS5000-E-200K.
Answers
Suggested answer: A

In operant conditioning, the subject is free to make responses at any time, So conditioning is measured by the rate of responding. In most other Ways, however, their forms of learning are essentially the same.

A.
When UPSs are connected in parallel, connect loads to the pL terminal.
A.
When UPSs are connected in parallel, connect loads to the pL terminal.
Answers
B.
When a single UPS works and loads are of the same importance, connect all loads to the sL terminal.
B.
When a single UPS works and loads are of the same importance, connect all loads to the sL terminal.
Answers
C.
When a single UPS works and loads are divided into two levels, connect the primary load to the sL terminal and the secondary load to the pl_ terminal.
C.
When a single UPS works and loads are divided into two levels, connect the primary load to the sL terminal and the secondary load to the pl_ terminal.
Answers
D.
When the UPS is overloaded, the loads connected to the sL terminal will be powered off first to ensure continuous power supply to the loads connected to the pj_ terminal.
D.
When the UPS is overloaded, the loads connected to the sL terminal will be powered off first to ensure continuous power supply to the loads connected to the pj_ terminal.
Answers
Suggested answer: D

What is the input/output voltage range of the SmartLi BCU?

A.
280415 V
A.
280415 V
Answers
B.
300400 V
B.
300400 V
Answers
C.
300480 V
C.
300480 V
Answers
D.
W00-544 V
D.
W00-544 V
Answers
Suggested answer: C

To determine whether the R410A refrigerant meets requirements, compare the internal pressure of the refrigerant with the saturation pressure corresponding to the refrigerant temperature. If the difference between the internal pressure and the saturation pressure is within the range of which of the following, replace the refrigerant?

A.
0-0.05 MPa
A.
0-0.05 MPa
Answers
B.
0.05-0.1 MPa
B.
0.05-0.1 MPa
Answers
C.
0.1-0.2 MPa
C.
0.1-0.2 MPa
Answers
D.
0.25-0.3 MPa
D.
0.25-0.3 MPa
Answers
Suggested answer: B

Which of the following statements is false about the ECM of the UPS5000-E?

A.
As a control interface for the entire system, the ECM communicates with each module and provides a bus for communication between the dry contact card and the system control card.
A.
As a control interface for the entire system, the ECM communicates with each module and provides a bus for communication between the dry contact card and the system control card.
Answers
B.
The ECM controls the bypass module to work properly, if one ECM is faulty, the UPS can still work in normal mode but cannot be manually switched to bypass mode.
B.
The ECM controls the bypass module to work properly, if one ECM is faulty, the UPS can still work in normal mode but cannot be manually switched to bypass mode.
Answers
C.
The ECM ensures equalized output currents between modules so that load power is equally shared.
C.
The ECM ensures equalized output currents between modules so that load power is equally shared.
Answers
D.
The ECM provides three types of CAN communication: monitoring CAN communication, intra-rack parallel CAN communication, and inter-rack parallel CAN communication.
D.
The ECM provides three types of CAN communication: monitoring CAN communication, intra-rack parallel CAN communication, and inter-rack parallel CAN communication.
Answers
Suggested answer: B
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