NFPA 921 & 1033 Exam Study Questions Graded A

10 weeks - The period for the public to submit comments on proposed changes to an NFPA document after a report on proposals (ROP) has been issued. All fires - A fire investigator should use the scientific method on: An investigator must have successfully completed a background investigation - The investigator standard makes a requirement that no other professional qualification standard required. Consistent - Definitions contained within NFPA 921 are critically important in that they provide a ——language for all investigators to use when conducting an investigation Formal interpretation - If a fire investigator seeks clarification on the intent or meaning of an NFPA standard the technical committee can vote and issue a —— in response to the inquirer NFPA 921 - Which NFPA document is used by fire investigators to conduct fire investigations Standards council - If a person or entity is unhappy with a final document as voted on during the annual meeting that person or entity can appeal the membership vote to the —— Call for proposals - The first step in the life of an NFPA document Determine financial impact of the fire on the insurance company - What is not an objective of a fire investigator Local authority - Who is the use and acceptance of the NFPA 921 document determined by 1987 - What year was the NFPA 1033, standard for professional qualifications for fire investigator, developed and released 1992 - The first edition of NFPA 921 was released Systematic - What type of framework is NFPA 921 designed to produce to ensure an effective fire investigation and cause analysis. Publisher - What membership category is not used by the NFPA when appointing members to a technical committee A high school diploma or equivalent - What is the minimum education requirement for an investigator according to NFPA 1033 Expectation bias - Perceived a termination or premature conclusions as to the cause and origin of the fire Cognitive testing - What are used as a person is thinking skills and judgment to evaluate the empirical data and challenge of the final conclusions of the final hypothesis Third - What step of the investigation process includes collecting data such as debris samples collecting witness statements and documenting the fire scene Have another investigator review your case and findings - What is an effective method to test your hypothesis on the origin and cause of a fire Legal disposition - Who does not initially review investigative findings The parenthesis process - Testing a hypothesis cannot be accomplished by using what Data collecting - Reviewing other fire incidents in conducting a literature review our part of what step used during an investigation The scientific method - Fire investigations should be carried out using —— Recognize the need - What is the first step in the scientific method for fire investigation Technical - This review process is usually the best means to assess the validity of the investigators conclusions Document and record the case findings - The final step in the investigative process Fifth - Inductive reasoning is most often used it during what step of the scientific process during the fire investigation A hypothesis - Theory supported by the empirical data that the investigator has collected through observation and then developed into an explanation for the fire is called —— Flashover - Another term went to compartment fire has reached full room involvement Kilowatts per square meter - What is heat flux commonly expressed as The quality of oxygen present - What is not a factor in the ignition of a fuel Fuel controlled fire - When the size of a fire is controlled by how much fuel is burning Flashpoint - The lowest temperature at which a liquid produces a flammable vapor Neutral plane - The the area between the flow of hot gases and cooler air. Increase - As a plume entrains air into itself the diameter of the plume will —— The continuously flaming region - When discussing flame Heights to regions of the fire what term is used to describe a lower visible flames Joules per second - The measurement for heat release rate Steady state - The "peaked" temperature is measured during what phase of Fire development Methods of heat transfer - conduction, convection, radiation Carbon-based - The most important compounds to a fire investigator are—— Chemical change reaction - The fourth part of the fire tetrahedron Pyrolysis - The process of heating a solid so as to cause the material to decay and produce fire gases Inverted cone - The type of burn pattern often created from a short-lived fire or one that involved a fuel package of low heat release Beveling - An indicator of fire direction on a wood wall stud Spauling - The chipping or pitting of concrete or masonry surfaces that also might include areas of different coloration Heat released right of the fuel burning - The creation of a fire pattern is greatly affected by the —— Line of demarcation - A distinguishing border between affected and less affected areas of the object or service Ventilation affects an orientation of the wood grain - What is the rate of charring influence by Toward the heat source - When a 75 W lightbulb is exposed to heat the board will soften and point where