EMT Practice Test

1. Question Content...

---

Question1: FusionModule2000UPS is listed as an integrated UPS and supports up to 125kW.

Question2: APM, NR and other UPS products need to be derated at 30 degrees, and UPS5000-E does not need to be below 40 degrees.

Question3: When a user uses the NETECC APP on the PAD to query the PUE information in the current computer room, he needs to click the () menu.

Question4: Which of the following certifications has the PDU8000 precision power distribution cabinet passed? (Multiple choice)

Question5: When the inspection, maintenance and repair of electrical installations are carried out in a non-stop work mode, warning signs or signs should be hung in the electrical installations and work area.

Question6: The 2.4G antenna on ECC800 should be installed in ().

Question7: UPS5000-A has built-in SNMP and ModBus card, which reduces the management investment cost of customers.

Question8: Which of the following descriptions for the configuration of the PDU8000 modular precision power distribution cabinet is correct?

Question9: When creating a camera in NETECO, in addition to obtaining the IP address of the camera, you also need to obtain ().

Question10: Users can modify the login password in the () menu of the ECC800 WEB interface.

Question11: During the use of the battery, in order to reduce the deterioration of the trend of voltage imbalance between batteries, it is necessary to increase the charging voltage of the battery pack, activate and charge the battery, and prolong the battery life. The maintenance method is called ().

Question12: The NetEco management system supports user decentralization and domain division, so that different operation and maintenance personnel can only view the devices they manage. For example, by assigning permissions, a certain operation and maintenance personnel can only check the equipment information of the computer room of a few outlets.

Question13: When the NetCol8000-C room-level chilled water intelligent temperature control product is booted, which model will it give priority to use? (Multiple choice)

Question14: A single row of FusionModule2000 supports a maximum of ( ) cabinets. (Fill in the blank)

Question15: Which of the FusionModule800 needs on-site construction survey? (Multiple choice)

Question16: FusionModule2000 IT cabinet seismic rating?

Question17: All fire-fighting cables running in the FusionModule1000 are covered with metal hoses, and the ends of the pipes are protected by wire sleeves to avoid damage to the fire-fighting cables in the event of a fire.

Question18: Compared with NXR, which of the following indicators of UPS5000-A (30kVA ～ 120kVA) have advantages? (Multiple choice)

Question19: The bypass module of UPS5000-E-200K (50kVW power module) is the same as that of UPS5000-E-300K.

Question20: What is the cabinet depth of Huawei Micro Module 2000? (Multiple Choice)

Question21: The location of the data center needs to be evaluated () factors. (Multiple choice)

Question22: Common monitoring software structures include B/S and C/S structures.

Question23: Huawei air-cooled air conditioners (25kw and 42kw) one indoor unit corresponds to one outdoor unit.

Question24: UPS5000-series modular UPS product features are similar to which of the following product models?

Question25: What security mechanisms does NetEco6000 management system use to ensure network security and prevent the leakage of business sensitive data? (Multiple choice)

Question26: Which of the following fan control modes are supported by NetCo18000-C series room-level chilled water intelligent cooling products? (Multiple choice)

Question27: What methods does Fusi onllodul e800 air conditioner configuration support?

Question28: Which type of compressor is used in new room-level air cooling?

Question29: When the device interface uses the MODBUS-RTU protocol, ( ) needs to be installed when connecting to the ECC800.

Question30: The NETCol5000-A36W air conditioner has a light load initial function.

Question31: Which of the following technology or solution can reduce PUE? (Multiple choice)

Question32: Which is not part of the routine maintenance item of the ECC800 power module?

Question33: After installing the top-out fan on the UPS5000, you need to set the top-out fan status in the menu to not allow, otherwise, the top-out fan assembly will not work properly.

Question34: The smart ETH socket supports up to () cascades.

Question35: The EPO status interface of UPS5000-E can choose open or normally closed interface according to actual use.

Question36: FusionModule800 3.0 closed channel hot and cold channels are optional.

Question37: One NetCol520 chilled water distribution units can maximum support () NETCOL5000-C water-cooled row-level precision air conditioners.

Question38: The temperature control laboratory has passed the GMPI certification.

Question39: Regarding the overload capacity of UPS5000-E, which of the following statements is correct? (Multiple choice)

Question40: What is the lightning protection level of the integrated UPS of FusionModule2000?

Question41: Two UPS5000-E (50kVA power modules) 150kVA, rack 1+1 redundancy, in the total input power cabinet, the required total input switch is ()

Question42: A system is configured with 15min battery backup time, and the discharge termination voltage of the battery cell should select?

Question43: After the PowerEcho is installed, the default user name is admin. After logging in for the first time and changing the password, if you forget the password, you can retrieve and reset the password through project verification.

Question44: Huawei's main temperature control solution for small and medium-sized computer rooms is?

Question45: NETECO's report functions are displayed in various forms, with a variety of visual presentations such as bar charts, pie charts, and curve charts.

Question46: Three groups of 9AH battery packs are connected in parallel to UPS2000-G-6KVA, the battery capacity should be set to ().

Question47: If the UPS5000-400K cuts the bypass and closes the maintenance side station, both the main power module and the bypass module stop working.

Question48: In FusionModule1000B series solutions, when 2N power supply and distribution system is selected, can meet TIER4 wind power requirements.

Question49: The FusionModule2000 battery is listed in the scene, supporting up to () battery cabinets?

Question50: If the FusionModule800 adopts the down pipe, what is the minimum raised floor height?

Question51: What is the maximum capacity of the power module of the UPS5000-E?

Question52: NETCOL5000-C needs to manually adjust the water valve to the minimum when filling and exhausting water.

Question53: In the parallel steps of the UPS5000-E, the reason for using the EPO status interface is ().

Question54: The form of humidifier adopted by the row-level chilled water intelligent temperature control product NetCol5000-C032H is ( ). (Fill in the blank)

Question55: When the distance between the outdoor unit and the sea is 0.5km~3.7km, you need to configure ( ) the outdoor unit. (Fill in the blank)

Question56: ATS (Automatic Transfer Switch) must overflow the manual operating handle in the case of automatic mode.

Question57: Which of the following are indoor products of Huawei data center solutions? (Multiple choice)

Question58: Which of the following is a component of Huawei's indirect evaporative cooling system? (Multiple Choice)

Question59: What of the following statement of FusionModule2000 v3.0 version intelligent module status indication eLight function description is correct?

Question60: ECC800 does not support historical data export.

Question61: Which of the following voltage systems does the UPS5000-E support? (Multiple choice)

Question62: One sunroof actuator can drive up to () sunroof solenoid valves at the same time.

Question63: The skylight actuator can control the reversing skylight of the closed channel of the modular data center.

Question64: What is the range of the number of battery cabinets in the FusionModule800 module?

Question65: During the use of the battery pack, the appearance is normal, but there is no current during charging, the voltage drops to 0 at the moment of discharge, and the battery pack cannot be discharged. Which of the following situations may occur?

Question66: The ECC800 is the core component of local management of the micro-module, and the access of its southbound components can be extended through the POE bus.

Question67: What components can the NetCol 8000-C room-level chilled water intelligent temperature control products implement online plugging and maintenance, which can greatly reduce the time for component replacement? (Multiple choice)

Question68: What is the channel width of Huawei FusionModule2000?

Question69: UPS5000-E only needs to select ( ) to easily realize the N+X power supply system. The operation is simple and convenient. (Fill in the blank)

Question70: Which of the following components can control the lighting in the computer room and control the PAD charging?

Question71: What are the possible reason of the excessive noise of the NETCOL5000-C fan? (Multiple choice)

Question72: UPS5000-E 100kVA, the input switch to be selected by the machine, which of the following is the most suitable ?

Question73: Which of the following alarm functions does the main circuit of the PDU800 power distribution cabinet have? (Multiple choice)

Question74: Fusionlodule500 uses natural heat dissipation.

Question75: The function of the check valve in the NetCol5000-A air conditioning system is ( ).

Question76: Access to the ECC800 by wireless networking is not supported during the trial period of access control.

Question77: NETCOL5000-A35KW uses an electronic expansion valve.

Question78: Which of the following features are standard features of NETCOL8000-C air conditioners?

Question79: The optional temperature and humidity sensor of UPS5000 does not support cascade connection.

Question80: When NETCOL5000-C is debugging the drainage equipment, lift the float by hand for 5 seconds. In this case, the dual water pumps are turned on at the same time, and an abnormal drainage alarm will appear.

Question81: What are the i3 features of FusionModule2000 V3.0 include? (Multiple choice)

Question82: When calculating the battery capacity, the battery discharge capacity system at different backup time is the same.

Question83: The domestic power supply system is 380v/50Hz.

Question84: Huawei's main temperature control solution for small and medium-sized computer rooms is?

Question85: What is the maximum IT load supported by the FusionModule2000 integrated UPS?

Question86: UPS5000-E (50kVA power module) single rack can accommodate up to 300kVA.

Question87: The similar models of Eaton and UPS5000-A 30kVA120kVA are ().

Question88: The access control management function of NETECO cannot modify the door name.

Question89: When the internal short circuit of the battery occurs, the charging voltage of the faulty battery (), the open circuit voltage is low (generally less than 1V/CELL).

Question90: FusionModule800 version 3.0 supports face recognition function.

Question91: The operating temperature range of FusionModule800 is -40-45 degrees, and the operating temperature range of FusionModule500 is 0~45 degrees.

Question92: Huawei Neteco network management supports mobile APP management.

Question93: Fusionllodule2000 UPS is listed and configured?

Question94: When a fire breaks out in the box and the fire extinguishing device releases the fire extinguishing agent into the protection area, ( ) will display the words "In The Vent, Do Not Enter".

Question95: Batteries of different capacities, different specifications, different batches and different manufacturers cannot be mixed in the same group of batteries.

Question96: When the ECC800 detects that the connection signal to the device is interrupted, it will generate a communication interruption alarm. What are the possible reasons? (Multiple choice)

Question97: The FusionModule800 does not need to be charged with refrigerant on site within 30m of the connecting pipe.

Question98: Which of the following functions belong to the FusionModule2000 controller (ECC800)? (Multiple choice)

Question99: The dry contact signal of UPS5000-E does not support the remote emergency stop function.

Question100: The UPS5000-E (25-75kVA) bypass module has a maximum output power of 128kW.

Question101: The maximum charging capacity of UPS5000-E is ()

Question102: BCB-BOX is an optional part of UPS5000-E, used for connection control between battery pack and UPS system, with overload, short circuit protection and remote management tripping functions.

Question103: Which of the following modules are included in the UPS5000-E that can support hot swapping? (Multiple choice)

Question104: UPS5000-E can maintain high efficiency in a wide load range and effectively reduce losses. Among them, the efficiency can reach 96% at 40% load, and the efficiency can reach 95% at 20% load. What is the efficiency in ECO mode?

Question105: If a project requires the management system to be connected to a third-party generator set, two smart meters 1 (same model), and two precision air conditioners (same model), the management system needs to report () a third-party equipment access fee?

Question106: In the single cabinet configuration scenario, which of the following scenarios can be configured?

Question107: Which of the following functions does PDU8000 precision power distribution cabinet mainly have? (Multiple choice)

Question108: At present, in the design of the data center, the part ( ) that most affects the PUE.

Question109: UPS5000-E (25-125kVA) does not support the Battery function.

Question110: What operations can be performed in the NetEco "Report Task" interface? (Multiple choice)

Question111: Traditional UPS. The number of battery cells is not adjustable, the maintenance cost of the battery is high, and the damage of one battery may lead to the replacement of the entire battery pack. The number of battery cells of UPS5000-A is adjustable, then the adjustable range is?

Question112: UPS5000-E can accept the input voltage within the range of ( ) V.

Question113: What are the alarm management functions supported by the ECC800? (Multiple choice)

Question114: Which of the following are the working modes of the runner natural cooling scheme? (Multiple choice)

Question115: The access control management function of the Netco6000 management system only supports one-way card swiping (you need to swipe your card to enter the door, and press the exit button to go out), but do not support two-way card swipe (you need to swipe your card to enter the door and go out).

Question116: RH2288 server supports () power input.

Question117: The technical essential of the vacuum pumping action of the pipeline is: the degree of vacuum is not greater than () PA.

Question118: In order to realize the remote notification of the alarm time on NETECO, which of the following tasks need to be set? (Multiple choice)

Question119: In a project that requires the deployment of three-layer temperature cloud maps in a high-density area, ( ) temperature probes need to be deployed in each cabinet. (Fill in the blank)

Question120: The main unit of UPS5000-(DKVA power module) occupies a small area, saving the space of the computer room, and the area is only?

Question121: FusionModule500&FusionModule800 remote WEB interface monitoring must be configured with unified network management software.

Question122: NETECOL can assign operation rights to user groups, or directly assign operation rights to users.

Question123: PDU8000 precision power distribution cabinet supports the monitoring of main circuit phase current, active power, electric energy and branch circuit switch status.

Question124: What is the possible cause of the high discharge temperature of the NETCOL5000-A air conditioner compressor? (Multiple choice)

Question125: Huawei NECOL5000-A row-level precision air conditioner eliminates local hot spots by means of near-end cooling.

Question126: Which of the following cladding scenarios does FusionMoudle2000 support? (Multiple choice)

Question127: What are the certifications of FusionModule500&FusionModule800? (Multiple choice)

Question128: The relevant standards stipulate that the voltage drop of the AC cable needs to be controlled within 3%. It is recommended that the voltage drop of the AC cable be controlled within ( ) when designing the UPS system.

Question129: ( ) indicates the amount of electricity that a fully charged battery can release when it is discharged to the specified mid-branch voltage according to certain discharge conditions. The unit is expressed in AH or WH.

Question130: In ECO mode, when the input is stable, the UPS works in () state.

Question131: In this agenda, the refrigerant has undergone the change process of high-pressure gas, high-pressure liquid, low-pressure liquid, and low-pressure gas. In the air-conditioning system, please sort the flow direction of the refrigerant. (Sorting question)

Question132: What methods does the FusionModule800 power input support?

Question133: What are the factors that affect the service life of the battery? (Multiple choice)

Question134: A single row of FusionModule 2000 supports a maximum of 48 cabinets.

Question135: Which type of circuit breaker used in the sub-circuit of the PDU8000 precision power distribution cabinet?

Question136: The UPS5000-E battery adopts the design of no center line, which is convenient to replace the old battery when the tower machine is replaced.

Question137: When the power density of a single cabinet is greater than 10kl/R, which cooling method is recommended?

Question138: () can convert POE signal into WIFI signal.

Question139: If the customer's load cannot be powered off, what should be paid attention to disconnecting the maintenance bypass switch after the maintenance is completed?

Question140: What core differentiated features of FusionModule800 can shield opponents? (Multiple choice)

Question141: When the Huawei air-cooled air-conditioning compressor is turned on for the first time, the crankcase heating belt needs to be preheated for more than () hours.

Question142: What sensor does FusionModule2000 use to detect whether the air conditioner is leaking?

Question143: Regarding the circuit breaker statement, which of the following are correct? (Multiple choice)

Question144: What is the size of the screen of the air conditioner of FusionModule2000?

Question145: UPS5000-A supports the adjustable number of battery cells, which avoids the replacement of a whole group caused by a single battery failure, and solves the problem of difficult maintenance of traditional UPS batteries in the range of 30-40 cells.

Question146: To modify the plan view of the ECC800 micro-module, you need to log in to the WEB with the authority of the plumber to operate.

Question147: In the UPS5000 configuration, the power supply reliability level cannot be selected.