Which of the following is not a characteristic of a modular data center?
Which of the following is not a characteristic of a modular data center?A . Faster deployment compared to traditional data centersB . Easy to expandC . Compared with traditional data centers, the requirements for deployment environment are higherD . Can be pre-integrated and pre-debugged at the factoryView AnswerAnswer: C
Which of the following is the active material of the negative electrode of a VRLA battery?
Which of the following is the active material of the negative electrode of a VRLA battery?A . Lead sulfateB . Lead DioxideC . LeadD . Lead sulfideView AnswerAnswer: C
Huawei Monitoring System NetEco Cannot provide to third-party network management system SNMP Formal interface.
Huawei Monitoring System NetEco Cannot provide to third-party network management system SNMP Formal interface.A . TrueB . FalseView AnswerAnswer: B
There are generally two types of variable air volume ventilated floors, one is through an adjustable air valve, and the other is a dedicated ventilated floor plus adjustable fans.
There are generally two types of variable air volume ventilated floors, one is through an adjustable air valve, and the other is a dedicated ventilated floor plus adjustable fans.A . TrueB . FalseView AnswerAnswer: A
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CORRECT TEXT The following ____________ is not the basic function of low-voltage circuit breakers.View AnswerAnswer: dual power supply switching
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CORRECT TEXT The following ____________ are not part of the chilled water air conditioner.View AnswerAnswer: condensants
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CORRECT TEXT ____________ Not part of Huawei's monitoring system NETECO Provide monitoring functions.View AnswerAnswer: Software upgrade
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CORRECT TEXT The following air conditioners are comfortable air conditioners ____________.View AnswerAnswer: commercial air conditioners
The following are interfaces:.
The following are interfaces:.A . DB25B . RJ12C . modbusD . snmpView AnswerAnswer: A,B
When the AC power equipment is introduced in the three-phase four-wire system, in addition to the grounding of the near end of the power transformer, the near end of the electrical equipment and the equipment room should be grounded repeatedly on the neutral line.
When the AC power equipment is introduced in the three-phase four-wire system, in addition to the grounding of the near end of the power transformer, the near end of the electrical equipment and the equipment room should be grounded repeatedly on the neutral line.A . TrueB . FalseView AnswerAnswer: A