Fire Alarms level 4 Exam Questions With
Correct Answers
Do trouble, alarm and supervisory conditions reset themselves? -
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CORRECT ANSWER✔✔-No just trouble, supervisory and alarm need a
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manual reset |
What are the 2 types of smoke detectors? - CORRECT ANSWER✔✔-
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ionization
photo-electric
What are the two primary purposes of a fair alarm system? - CORRECT
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ANSWER✔✔-To protect lives | |
to protect property and initiate fire fighting
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What are the four stages of a fire? - CORRECT ANSWER✔✔-Incipient
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smoldering
flame
heat
, What are the five classes of a fire? - CORRECT ANSWER✔✔-Class A -
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combustables (wood, paper) | |
Class B - flammable liquids+gas (gasoline, natural gas)
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Class C - electrical (short ccts, overloaded cables)
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Class D - combustable metals (sodium, potassium)
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Class K - cooking fire involving combustions from liquids used in food
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prepreation
What are the 3 components in a fire triangle? - CORRECT ANSWER✔✔-
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heat, fuel, oxygen
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How do you extinguish a fire? - CORRECT ANSWER✔✔-By smouldering it
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to remove oxygen
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By diluting the combustable material
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By cooling the material below its fire point
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What are the conditions of a fire alarm? - CORRECT ANSWER✔✔-normal,
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trouble, supervisory, alarm
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What are the two types of fire alarm control units? - CORRECT
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ANSWER✔✔-single stage, two stage | | |
Correct Answers
Do trouble, alarm and supervisory conditions reset themselves? -
| | | | | | | | |
CORRECT ANSWER✔✔-No just trouble, supervisory and alarm need a
| | | | | | | | |
manual reset |
What are the 2 types of smoke detectors? - CORRECT ANSWER✔✔-
| | | | | | | | | |
ionization
photo-electric
What are the two primary purposes of a fair alarm system? - CORRECT
| | | | | | | | | | | | |
ANSWER✔✔-To protect lives | |
to protect property and initiate fire fighting
| | | | | |
What are the four stages of a fire? - CORRECT ANSWER✔✔-Incipient
| | | | | | | | | |
smoldering
flame
heat
, What are the five classes of a fire? - CORRECT ANSWER✔✔-Class A -
| | | | | | | | | | | | |
combustables (wood, paper) | |
Class B - flammable liquids+gas (gasoline, natural gas)
| | | | | | |
Class C - electrical (short ccts, overloaded cables)
| | | | | | |
Class D - combustable metals (sodium, potassium)
| | | | | |
Class K - cooking fire involving combustions from liquids used in food
| | | | | | | | | | | |
prepreation
What are the 3 components in a fire triangle? - CORRECT ANSWER✔✔-
| | | | | | | | | | |
heat, fuel, oxygen
| |
How do you extinguish a fire? - CORRECT ANSWER✔✔-By smouldering it
| | | | | | | | | | |
to remove oxygen
| |
By diluting the combustable material
| | | |
By cooling the material below its fire point
| | | | | | |
What are the conditions of a fire alarm? - CORRECT ANSWER✔✔-normal,
| | | | | | | | | | |
trouble, supervisory, alarm
| |
What are the two types of fire alarm control units? - CORRECT
| | | | | | | | | | | |
ANSWER✔✔-single stage, two stage | | |