BEFO Questions & Answers(GRADED A+)
What are the types of building construction? - ANSWERSType I: Fire-Resistive (most stable) Type II: Noncombustible (metals that won't contribute to fire) Type III: Ordinary Construction (completely/partially made of wood) Type IV: Heavy Timber (floors, walls, roof) Type V: Wood Frame (factory built homes) What is used to separate two adjoining structures in a building? - ANSWERSFire walls Describe means of egress. - ANSWERSContinuous and unobstructed way of exit travel from any point in a structure to a public way, consisting of exist access, exit and exit discharge What are the three common roof types? - ANSWERSFlat, pitched and arched What are the types of roof supports? - ANSWERSBeams and truss assemblies What is an oxidizer? - ANSWERSAny material that readily yields oxygen or promote/initiates combustion What is an exothermic reaction? - ANSWERSA reaction that releases energy in the form of heat (fire) What is an endothermic reaction? - ANSWERSA reaction that absorbs energy in the form of heat (steam) What is pyrolysis? - ANSWERSOff-gassing of solids What is vaporization? - ANSWERSThe change from a liquid to a gas What is conduction? - ANSWERSThe transfer of heat through solids What is convection? - ANSWERSThe transfer of heat by the movement of a fluid What are the stages of fire development? - ANSWERSIncipient, growth, fully developed, decay What is flashover? - ANSWERSA rapid transit
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