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Which extinguishing agent is best for use on a magnesium fir

题目
单选题
Which extinguishing agent is best for use on a magnesium fire?（）
A

Water

B

Sand

C

CO2

D

Dry chemical

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相似问题和答案

第1题：

Which Cisco security tool can best determine it a Cisco ISR router is properly secured？ （）

  • A、 Cisco SDM Security Audit
  • B、 Cisco Security MARS
  • C、 Cisco Security Agent MC
  • D、 Cisco Security IntelliShield
  • E、 CAN

正确答案:A

第2题：

Which of the following tools would an administrator BEST use to trace a network cable?（）

  • A、Toner
  • B、Cable tester
  • C、Butt set
  • D、Multimeter

正确答案:A

第3题：

An extinguishing agent which effectively cools, dilutes combustible vapors, removes oxygen, and provides a heat and smoke screen is ______.

A.carbon dioxide

B.Halon 1301

C.dry chemical

D.water fog


正确答案：D
具有有效的冷却，稀释可燃性气体，移除氧气并提供热和烟的保护层的灭火剂是水雾。

第4题：

单选题
It is considered a best practice to use the Dead Peer Detection (DPD) feature with which VPN topologies?（）
A

IPSec

B

IPSec with GRE

C

DMVPN

D

EZVPN

E

all of the choices


正确答案： E
解析： 暂无解析

第5题：

You work as the enterprise exchange administrator at Company.com.The Company.com network consists of a single Active Directory domain named Company.com.Company.com has an Exchange Server 2010 organization.The Company.com employees use Outlook Web App to have access to their e-mail.A new Company.com policy prohibits the employees from downloading ZIP files from Outlook Web App.The CIO wants the employees to use Microsoft Office Outlook to download ZIP files.What should you do？（）

  • A、The best option is to set up an Outlook Web App Mailbox policy.
  • B、The best option is to set up the Content Filter agent.
  • C、The best option is to set up a managed folder mailbox policy.
  • D、The best option is to set up the Attachment Filter agent.

正确答案:A

第6题：

Deep-fat cooking equipment shall be fitted with the following:（）

  • A、An automatic or manual fixed extinguishing system tested to an appropriate standardacceptable to the Organization
  • B、Controls for manual operation of the fire-extinguishing system which are clearlylabeled for ready use by the crew
  • C、Arrangements for automatically shutting off the electrical power upon activation of thefire-extinguishing system
  • D、an alarm for indicating operation of the fire-extinguishing system in the galley wherethe equipment is installed

正确答案:A,B,C,D

第7题：

cindy has created a private agent. she wants her colleagues to be able to use it. which one of the following should she do to achieve this?（）

  • A、 change the agent property to shared 
  • B、 copy the agent to a domino 6 server 
  • C、 change the agent property to shared code 
  • D、 delete the agent. She must create it again as a shared agent

正确答案:A

第8题：

As an extinguishing agent, foam ______.

A.conducts electricity

B.should be directed at the base of the fire

C.is most efffective on buring gases which are flowing

D.extinguishes by cooling oil fires below ignition temperature


正确答案：A
对于灭火剂，泡沫灭火剂导电。

第9题：

单选题
Which extinguishing agent is recommended in the Chemical Data Guide for use on a carbon disulfide fire?（）
A

Alcohol foam

B

Dry chemical

C

Chemical foam

D

Water fog


正确答案： C
解析： 暂无解析

第10题：

单选题
A class B fire is most successfully fought by（）.
A

preventing oxygen from reaching the burning material

B

cooling the burning material below its ignition temperature

C

using the extinguishing agent to make the burning material fire-resistant

D

using the extinguishing agent to absorb the heat


正确答案： C
解析： 暂无解析

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