Practice Free H12-461_V1.0-ENU Exam Online Questions
What are the following reliability characteristics of the UPS2000-A (6K-10K)? (Multiple choice)
- A . Early warning of critical components
- B . Ultra-wide input voltage range
- C . Robust lightning protection design
Which of the following descriptions of the monitoring interface card for the UPS5000-E are correct? (Multiple choice)
- A . DO _ 1"DO _ 4 are dry contact output signals, capable of outputting the UPS voltage and current values to third-party monitoring software.
- B . Southbound interfaces COM1 and COM2 are used to connect iBattery and temperature and humidity sensors.
- C . The northbound RS485 interface is used to connect to third-party monitoring software.
- D . Battery temperature connector is used to connect a temperature and humidity sensor.
When water resources are scarce in the area where the data center is located, only air-cooled electric compressor chillers can be used.
- A . True
- B . False
When configuring a UPS system, which of the following factors need to be calculated and considered in the plan? (Multiple choice)
- A . Brands and models of AC/DC cables
- B . UPS model, capacity, and parallel operation mode
- C . Battery brand and capacity
- D . Configuration of battery rack and battery switch box
What is the PUE of FusionDC in an indirect evaporative cooling scenario?
- A . 1.15
- B . 1.25
- C . 1.35
- D . 1.45
What is the approximate percentage of dry mode operation in Huawei’s indirect evaporative cooling system?
- A . 1.5 %
- B . 5%
- C . 10%
- D . 15%
What are the maintenance measures for water supply in computer rooms? (Multiple choice)
- A . Design ensures pipeline reliability
- B . Deploy linear leak detection ropes to trigger an alarm immediately upon detecting a leak.
- C . Select high-quality piping; chilled water piping should be able to withstand 25-30 kg of pressure to ensure the indoor air conditioning system is leak-free.
- D . Choose a high-quality air conditioner with reliable internal connections and chilled water piping.
When planning the capacity of a data center power distribution system, the growth curve of the customer’s cooling system load capacity should be used as input, and then the power distribution system capacity growth curve should be output based on this growth curve.
- A . True
- B . False
When air reaches a saturated state, which of the following descriptions is wrong?
- A . The dry-bulb temperature of air is equal to its wet-bulb temperature.
- B . The wet-bulb temperature of air is equal to its dew point temperature.
- C . The dry-bulb temperature of the air is higher than its dew point temperature.
- D . The relative humidity of the air reaches 100%.
In an indirect evaporation system, compressor refrigeration is a backup auxiliary refrigeration system.
- A . True
- B . False