detailed questions and answers already graded A+
1. 18. which portable fire extinguisher rating is based on the
approximate square foot area of flammable liquid a non expert operator
extinguish?
A. Class A
B. Class B
C. Class K
D. Multiple markings: Class B
2. 19. What is the range of ratings for a Class B portable fire extinguisher?
A. 1-B to 780-B
B. 1-B to 640-B
C. 10-B to 64-B
D. 100-B to 110-B: 1-B to 640-B
3. 21. which term refers to removing the slack in a rope after tying a knot?
A. Dressing
B. Working
C. Running
D. Standing: Dressing
4. 22. which type of rope has the same care and maintenance guidelines as
webbing?
A. Natural rope
B. Synthetic Rope
C. Life safety rope
, D. Utility rope: Synthetic rope
5. 23. what is a guideline for hoisting a houseline
A. Never hoist a charged houseline
B Never hoist an uncharged houseline
C Remove the nozzle and hoist is separately
D Avoid causing damage to the nozzle or couplings: Avoid causing damage to the
nozzle or couplings
6. 35. a bump test is performed to:
A. Reset a gas detector to factor default settings
B. Test the amount of oxygen on the atmosphere
C. Verify that a gas detector is functioning properl
D. Test the amount of carbon dioxide in the atmosphere:
42. what action should be taken to protect fire hose in extremely cold
temperatures when it is only being used intermittently at a fire?
A. use apparatus exhaust to thaw ice from the frozen hose
B. Pack it as tightly as possible when loading it into hose beds
C. loosen hose couplings slightly to allow for expansion if water freezes
inside the hose
D. Allow some water to flow through the nozzle when it is not being used in order to
keep it from freezing.:
43. What type of lugs are shallow holes drilled into booster hose couplings that
require a special spanner wrench to tighten?
E. Pin. lugs
F. Rocker lugs
,G. Extended lugs
H. Recessed lugs
,46. which type of nozzle control valve may cause turbulence and affect the fire stream
if the valve is partially opened on a smooth bore nozzle?
I. Ball valve
J. Gate valve
K. Clapper Valve
L. Butterfly valve:
7. 48. which type of valve has a baffle that lowers into the path of the water
by turning a screw-type handle?
A. Ball valve
B. Gate valve
C. Clapper valve
D. Butterfly valve:
8. 49. what should be used to extinguish a vehicle fire in a vehicle that uses
natural gas?
A. Water
B. Class D fire extinguishers
C. Dry Chemical agent
D. High-expansion foam:
9. 51. Where is the primary location for shutting off a commercially
provided power supply? A. Power Line
B. Transformer
C. Electric meter
D. Electrical panel: Electric meter