CDI6-FITAIN - Quiz
  • 1. The fire triangle consists of?
A) Fuel, air, ignition
B) Combustion, smoke, flame
C) Oxygen, fuel, heat
D) Heat, fuel, chemical chain reaction
  • 2. The fire tetrahedron differs from the fire triangle by including?
A) Heat
B) Chemical chain reaction
C) Oxygen
D) Fuel
  • 3. Which is not a product of complete combustion?
A) Carbon monoxide
B) Water vapor
C) Carbon dioxide
D) Heat energy
  • 4. Primary source of heat in spontaneous combustion?
A) Electrical sparks
B) Open flame
C) Internal chemical reaction
D) Sunlight
  • 5. Conduction transfers heat through?
A) Direct molecular contact
B) Fluid movement
C) Electromagnetic waves
D) Convection currents
  • 6. Convection transfers heat by?
A) Radiation from fire
B) Fire suppression
C) Molecular vibrations
D) Fluid movement
  • 7. Stage of fire with rapid spread and full involvement of materials?
A) Growth
B) Incipient
C) Fully developed
D) Decay
  • 8. A fire in the incipient stage is best controlled by?
A) Letting it burn
B) Ventilation control
C) Portable extinguisher
D) Fire department only
  • 9. Primary sources of ignition include?
A) Solar heat
B) Spontaneous heating
C) All of the above
D) Friction
  • 10. The tetrahedron model emphasizes suppression by removing?
A) Water only
B) Flame
C) Heat, fuel, oxygen, or chain reaction
D) Smoke
  • 11. Class A fire involve?
A) Electrical equipment
B) Ordinary combustibles
C) Metals
D) Flammable liquids
  • 12. Fire prevention focuses on?
A) Eliminating ignition sources
B) Controlling smoke
C) Extinguishing after ignition
D) Rescue
  • 13. Primary goal of fire suppression?
A) Let it burn safely
B) Confine and extinguish fire
C) Observe pattern
D) Post-fire investigation
  • 14. Fire triangle element that can be removed to extinguish fire?
A) Oxygen
B) Fuel
C) Heat
D) Any of the above
  • 15. Passive fire protection includes?
A) Fire alarms
B) Sprinklers
C) Smoke detectors
D) Fire-resistant walls and doors
  • 16. Small fire in trash can, appropriate action?
A) Fire-resistant walls and doors
B) Fully developed, water hose
C) Growth stage, portable extinguisher
D) Decay, foam
  • 17. Black smoke and incomplete combustion products indicate?
A) Spontaneous combustion
B) Incomplete combustion
C) Complete combustion
D) Flashover
  • 18. Heat transferring via direct contact to nearby metal beam demonstrates?
A) Combustion
B) Conduction
C) Radiation
D) Convection
  • 19. Multiple ignition sources suggest manipulation of which fire tetrahedron element?
A) Chain reaction
B) Oxygen
C) Fuel
D) Heat
  • 20. Hot gases rising in a room illustrate?
A) Radiation
B) Conduction
C) Combustion
D) Convection
  • 21. Heat damage patterns suggest which fire stage?
A) Incipient
B) Fully developed
C) Decay
D) Growth
  • 22. Removing oxygen to extinguish a fire demonstrates?
A) Disrupt chain reaction
B) Remove heat
C) Remove oxygen
D) Remove fuel
  • 23. Electrical short circuit causes fire; heat source is?
A) Solar
B) Electrical
C) Mechanical
D) Chemical
  • 24. Heat radiating across room without contact is?
A) Convection
B) Diffusion
C) Radiation
D) Conduction
  • 25. Flashover occurs in which stage?
A) Fully developed
B) Decay
C) Incipient
D) Growth
  • 26. Homeowner leaves stove on; fire occurs. Type of arson?
A) Negligent
B) Accidental
C) Qualified
D) Malicious
  • 27. Intentionally burning neighbor’s warehouse is?
A) Malicious arson
B) Accidental fire
C) Qualified arson
D) Negligent arson
  • 28. Fire caused to commit insurance fraud is?
A) Simple arson
B) Accidental
C) Qualified arson
D) Negligent fire
  • 29. Aggravating factor under PD 1613: Fire occurs at night
A) A qualifying circumstance
B) generic aggravating circumstance
C) Special aggravating circumstance
D) Not an aggravating circumstance
  • 30. Small electrical fire in transformer; extinguisher?
A) Dry powder
B) CO₂
C) Water
D) Foam
  • 31. Shutting off fuel supply during fire represents?
A) Remove heat
B) Remove oxygen
C) Interrupt chain reaction
D) Remove fuel
  • 32. Ventilation of smoke in structure fire is part of?
A) Exposure protection
B) Rescue
C) Overhaul
D) Suppression
  • 33. Dry powder used to interrupt chemical reaction is?
A) Chain reaction interruption
B) Cooling
C) Smothering
D) Starvation
  • 34. Fire drills and training represent?
A) Investigation
B) Overhaul
C) Suppression
D) Prevention
  • 35. Hose application to limit warehouse fire spread is part of?
A) Exposure protection and suppression
B) Investigation
C) Overhaul
D) Rescue
  • 36. Class D fire in metal factory; extinguishing strategy?
A) Dry powder
B) Foam
C) Cloth
D) Water
  • 37. Cooling embers after fire is part of?
A) Prevention
B) Suppression
C) Overhaul
D) Rescue
  • 38. Removing flammable chemicals in lab is?
A) Overhaul
B) Administrative control
C) PPE
D) Engineering control
  • 39. Foam applied to flammable liquid spill while evacuating people combines?
A) Chain reaction disruption; Overhaul
B) Smothering; Rescue & Suppression
C) Starvation; Prevention
D) Cooling; Rescue
  • 40. CO₂ extinguisher in computer server room used to?
A) Overhaul
B) Cool fire
C) Avoid water damage while displacing oxygen
D) Remove fuel
  • 41. Water lines to protect exposures illustrate?
A) Prevention
B) Overhaul
C) Rescue
D) Suppression & exposure protection
  • 42. Coordinated firefighting teams demonstrate?
A) Rescue only
B) Prevention
C) Overhaul
D) Fireground management during suppression
  • 43. Removing gasoline spill fire by taking unignited fuel?
A) Removing fuel
B) Cooling
C) Smothering
D) Interrupt chain reaction
  • 44. Covering oil-soaked rags with metal lid is?
A) Chain reaction interruption
B) Smothering
C) Water application
D) Cooling
  • 45. Heat and flame patterns near doorway help to?
A) Suppression methods
B) Determine fire origin
C) Fire classification
D) Rescue
  • 46. V-shaped burn pattern indicates?
A) Point of origin at bottom of V
B) Suppression error
C) Accelerants
D) Electrical fire
  • 47. Heavy ceiling fire, furniture intact; fire started?
A) Accidental
B) Explosion
C) Floor level
D) High
  • 48. Irregular burn and accelerant residues suggest?
A) Accidental fire
B) Spontaneous combustion
C) Electrical fire
D) Arson
  • 49. Soot distribution analysis used to?
A) Suppression efficiency
B) Rescue
C) Age building
D) Identify fire origin & cause
  • 50. Burn patterns spreading outward from center indicate?
A) Multiple points
B) Arson excluded
C) Electrical fault
D) Fire started at single point
  • 51. Multiple ignition sources suggest?
A) Electrical fire
B) Standard growth
C) Single accidental fire
D) Intentional fire (arson)
  • 52. Smoke swirling along ventilation paths indicates?
A) Fire started at ceiling
B) Fire suppressed quickly
C) Passive failure
D) Fire spread influenced by air movement
  • 53. Corners burned, center lightly charred suggest?
A) Accidental fire at center
B) Standard suppression
C) Accelerants in corners
D) Electrical fire
  • 54. Irregular charring at multiple entries suggests?
A) Multiple origin (arson)
B) Accidental fire
C) Electrical origin
D) Single source
  • 55. Alligatoring on wood indicates?
A) Soot removal
B) Age
C) Fire intensity & spread
D) Passive efficiency
  • 56. Active detection requires?
A) Passive alarms
B) Fire-resistant walls
C) Sprinklers
D) Sensors or devices
  • 57. Smoke detectors are?
A) Alarm only
B) Passive detection
C) Suppression
D) Active detection
  • 58. Fire-rated walls are?
A) Active detection
B) Sprinklers
C) Passive protection
D) Alarm components
  • 59. Fire alarm control panel functions to?
A) Contain fuel
B) Detect smoke & trigger alarm
C) Suppress fire
D) Ventilate smoke
  • 60. Manual pull stations activate?
A) Active detection & alarm
B) Fireproof barrier
C) Sprinkler suppression
D) Passive detection
  • 61. Sprinkler with heat sensor?
A) Overhaul tool
B) Active detection & suppression
C) Passive protection
D) Alarm only
  • 62. Multiple points of origin indicate?
A) Spontaneous fire
B) Electrical fire
C) Intentional/arson
D) Accidental
  • 63. Standpipe system is?
A) Detection
B) Alarm system
C) Active suppression support
D) Passive barrier
  • 64. Flame detector in storage?
A) Active detection
B) Passive detection
C) Alarm only
D) Overhaul
  • 65. Arson requires?
A) Malice, fire, property damage
B) Rescue operations
C) Negligence
D) Only fire & damage
  • 66. Fire set to intimidate workers?
A) Passive failure
B) Suppression act
C) Simple negligence
D) Qualified arson
  • 67. Explosive material fire classification?
A) Passive failure
B) Simple arson
C) Qualified arson with aggravation
D) Negligent fire
  • 68. Arson with insurance fraud is?
A) Negligent fire
B) Malicious/qualified
C) Passive violation
D) Simple fire
  • 69. Aggravating factors include?
A) Fire extinguished
B) Nighttime fire
C) Own property
D) Unoccupied building
  • 70. Multiple V-patterns in rooms suggest?
A) Single accidental
B) Electrical
C) Multiple ignition points
D) Standard growth
  • 71. Accelerants and irregular burn patterns suggest?
A) Passive failure
B) Accidental
C) Arson
D) Negligence
  • 72. Char depth analysis estimates?
A) Fire intensity & duration
B) Building age
C) Ownership
D) Suppression
  • 73. Smoke residue on ceiling traces?
A) Fire age
B) Property value
C) Fire path & movement
D) Overhaul
  • 74. Rapid charring on floorboards indicates?
A) Passive failure
B) Accelerants
C) Fire origin near floor
D) Suppression effective
  • 75. Fire scene with multiple points of origin & entries?
A) Electrical
B) Suppression error
C) Likely arson
D) Accidental
  • 76. Malicious arson evaluation considers?
A) Intent, property type, risk to life
B) Financial loss only
C) Alarm presence
D) Time of day only
  • 77. Arson for tax evasion is?
A) Qualified due to fraud & malice
B) Accidental
C) Negligent
D) Prevention violation
  • 78. Differentiating arson vs accidental?
A) Detection time
B) Fire extinguishers
C) Malicious intent & accelerants
D) Fire department arrival
  • 79. Fire set at night in multi-unit building?
A) Time & risk to human life
B) Sprinkler presence
C) Property value
D) Department arrival
  • 80. Fire intentionally set in school; investigators focus on?
A) Detection only
B) Malice, risk, property damage
C) Sprinkler efficiency
D) Passive protection
  • 81. Torch used to ignite neighbor’s house?
A) Suppression oversight
B) Malicious arson
C) Negligent
D) Passive failure
  • 82. Use of flammable liquids aggravates?
A) Irrelevant
B) Reduces penalty
C) Penalty
D) Suppression
  • 83. Burn patterns concentrated in doorway?
A) Electrical fault
B) Random
C) Accelerants
D) Point of origin
  • 84. Irregular burn near ceiling vent indicates?
A) Air-influenced fire spread
B) Fire started at floor
C) Electrical fault
D) Point of origin
  • 85. Alligatoring on wooden surfaces helps analyze?
A) Wood age
B) Fire intensity & spread
C) Soot removal
D) Passive efficiency
  • 86. Investigators find burn patterns leading to multiple disconnected points. This suggests?
A) Electrical fire only
B) Passive protection failure
C) Accidental fire
D) Multiple ignition sources indicating possible arson
  • 87. Heavy charring near flammable chemical containers indicates?
A) Spontaneous fire
B) Standard fire growth
C) Intentional ignition using accelerants
D) Electrical short
  • 88. Fire spreading faster along flammable liquid trails suggests?
A) Overhaul procedure
B) Accidental fire
C) Passive protection success
D) Use of accelerants to intentionally spread fire
  • 89. V-patterns leading to multiple walls indicate?
A) Single accidental origin
B) Standard flame progression
C) Multiple intentional points of origin
D) Electrical fault
  • 90. Burn pattern analysis in a warehouse shows fire intensifying near doors and windows. This could indicate?
A) Fire spread influenced by ventilation
B) Fire started at roof
C) Passive protection
D) Electrical short only
  • 91. Charring on floorboards with minimal ceiling damage helps determine?
A) Fire suppression success
B) Passive protection breach
C) Electrical origin only
D) Fire origin near floor
  • 92. Irregular alligatoring and deep char in multiple rooms suggests?
A) Electrical short
B) Spontaneous combustion
C) Malicious arson with multiple ignition points
D) Accidental fire
  • 93. Accelerant residue found at several points in a building supports?
A) Electrical fault
B) Passive detection failure
C) Intentional arson
D) Negligent fire
  • 94. Burn patterns in a stairwell indicate rapid vertical fire spread. This analysis helps investigators determine?
A) Fire extinguisher placement
B) Building age
C) Fire origin only
D) Fire intensity and movement
  • 95. Smoke staining on ceiling beams, concentrated near vent openings, suggests?
A) Negligent fire
B) Fire spread influenced by air currents
C) Fire origin near ceiling
D) Passive protection failure
  • 96. Multiple points of heavy charring near electrical panels and doorways indicate?
A) Possible deliberate ignition with accelerants
B) Single accidental fire
C) Fireproofing failure
D) Fire suppressed too early
  • 97. Burn patterns radiating from overturned containers of flammable liquid indicate?
A) Accidental spill fire
B) Electrical fire
C) Arson using accelerants
D) Passive protection violation
  • 98. “U-shaped” char patterns on walls and furniture suggest?
A) Multiple intentional ignition points
B) Single accidental origin
C) Passive protection success
D) Fire spread naturally
  • 99. Rapid fire spread in interconnected rooms, unusual charring on supporting beams, indicates?
A) Standard growth
B) Overhaul stage only
C) Potential arson with accelerants
D) Electrical origin
  • 100. Investigators conclude that unusual burn patterns, multiple points of origin, and accelerant residue together suggest?
A) Malicious arson
B) Negligent fire
C) Fire suppression error
D) Electrical short
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