IFSTA Final Exam 7th Edition (Essential of Fire Fighting Updates)

IFSTA Final Exam 7th Edition (Essential of Fire Fighting Updates) What organization formed in 1896 develops codes and standards to ensure fire and life safety for the public? - CORRECT ANSWER-D. NFPA What type of company is responsible for forcible entry? - CORRECT ANSWER-A. Truck company Which of the following is a minimum requirement for protective clothing and equipment as established by NFPA 1500? - CORRECT ANSWER-C. Protective equipment must meet current NFPA design standard. According to NFPA 1500 emergency operations are limited to - CORRECT ANSWER-B. those that can be safely conducted by personnel on scene. The concept of risk management is based on an assessment of benefits gained compared to the - CORRECT ANSWER-A. Risks involved The area that must be kept clear in case a piece of a structure collapses during an incident is called the: - CORRECT ANSWER-C. collapse zone Which of the following is the best description of personnel accountability systems? - CORRECT ANSWER-D. Systems that assist in keeping track of firefighters at an emergency scene Which of the following is a type of public alerting system? - CORRECT ANSWER-D. Wired telegraph circuit box Which of the following is a repeater system that uses two radio frequencies for communications? - CORRECT ANSWER-D. half-duplex Manufactured homes built before 1976 have less _____ than those of current homes. - CORRECT ANSWER-B. Fire resistance What part of a roof's construction can be manufactured from smaller pieces of wood or light gauge steel? - CORRECT ANSWER-D. Lightweight construction support system What building component may be mounted over doors and windows to prevent illegal entry? - CORRECT ANSWER-D. Security bars or grilles Additions to the structure, replacing fire escapes with enclosed stairways, and removing non-load-bearing walls are all types of: - CORRECT ANSWER-C. permitted structural modifications. Doors are classified by: - CORRECT ANSWER-A. the way they operate. What source of thermal energy is the most common source of heat in combustion reactions? - CORRECT ANSWER-C. chemical energy What method of heat transfer occurs when a material is heated as the result of direct contact with a heat source? - CORRECT ANSWER-C. conduction Fuel particles become smaller as the ratio of surface-to-mass: - CORRECT ANSWERA. increases Which of the following best describes the impact of higher oxygen concentration on combustion? - CORRECT ANSWER-A. Materials burn more intensely What term defines the minimum concentration of fuel vapor and air that supports combustion? - CORRECT ANSWER-C. Lower flammable limit Which of the following fire development factors affects heat release rate? - CORRECT ANSWER-A. Fuel type Which of the following is defined as the tendency of gases to form into layers according to temperature? - CORRECT ANSWER-B. Thermal layering The neutral plane in the growth stage is the: - CORRECT ANSWER-D. interface of hot and cool layers at an opening. What fire-suppression method does not work if fuel is self-oxidizing? - CORRECT ANSWER-B. Oxygen exclusion What is the minimum overlap between coat and trousers when the wearer is bent over to a 90 degree angle? - CORRECT ANSWER-A. 2 inches (50 mm) What two respiratory hazards are responsible for the majority of fire-related fatalities? - CORRECT ANSWER-C. Carbon monoxide and hydrogen cyanide What classification of portable fire extinguishers is used for fires that involve combustible liquids and gases? - C