LOK DAMAGE CONTROL EXAM QUESTIONS AND ANSWERS
The Navy uses SCBA bottles with a rated duration of ....... or ....... minutes. - CORRECT
ANSWER✅✅30/45
What size SCBA bottles are used by the investigators? - CORRECT ANSWER✅✅30min
Approximately how long will a 15-lb CO2 Extinguisher last under continuous operation? - CORRECT
ANSWER✅✅40 seconds
The person that is in charge of clearing routes to provide access to fires is the ....... - CORRECT
ANSWER✅✅access man
Which phase does a Casualty Power Cable conductor having only one serving or one Braille marking
indicate? - CORRECT ANSWER✅✅phase A
What is the maximum effective range of a 15 lb CO2 Extinguisher? - CORRECT ANSWER✅✅4-6 ft
A disadvantage of using steel shores is ....... - CORRECT ANSWER✅✅tendancy to produce sparks
How should primary fire boundaries be set? - CORRECT ANSWER✅✅6 sides of the affected
compartment
What fluid is carried by a piping system having hand wheels colored yellow and black? - CORRECT
ANSWER✅✅lube oil
What is the shape of the contamination marker? - CORRECT ANSWER✅✅triangle
Compartment Air Test fittings are normally classified as ....... fittings. - CORRECT ANSWER✅✅x-ray
,What is the primary and secondary colors for a radiological contamination marker? - CORRECT
ANSWER✅✅white and black
Small ships have fireplugs placed so that any area on the ship can be reached with ....... feet of a fire
hose. - CORRECT ANSWER✅✅50
What is the first step in securing the Portable Exothermic Cutting Unit (PECU) in an emergency? -
CORRECT ANSWER✅✅release the torch oxygen lever
What do the heavy lines on DC Diagrams indicate? - CORRECT ANSWER✅✅watertight and airtight
boundaries
What is the primary function of the X40J circuit? - CORRECT ANSWER✅✅casualty communication
What size fire hose is used as the discharge hose for a Portable Electrical Submersible Pump? - CORRECT
ANSWER✅✅2 1/2 inch X 50 feet
The decontamination teams work from .......then ....... - CORRECT ANSWER✅✅top to bottom them
winward to leeward
What is the first component in the firemain system; it is located below the waterline? - CORRECT
ANSWER✅✅seachest
What condition greatly influences biological agent persistence? - CORRECT ANSWER✅✅enviroment
What is the total length of three standard lengths of fire hose connected together? - CORRECT
ANSWER✅✅150ft
What is the mixing ratio for AFFF and water? - CORRECT ANSWER✅✅94% water to 6% AFFF
, what portable firefighting extinguisher is intended for use on a Class "B" Fire - CORRECT
ANSWER✅✅AFFF extinguisher
What fittings are open and operating regardless of the material condition of readiness? - CORRECT
ANSWER✅✅WILLLIAM
The acronym MOPP means ....... - CORRECT ANSWER✅✅Mission Oriented Protective Posture
SCBA cylinders should be charged to ....... psig. - CORRECT ANSWER✅✅4500
What location, within Main Machinery compartments, should dry bulb thermometers be permanently
installed? - CORRECT ANSWER✅✅At key watch and work stations where the thermometer is not
influenced by adjacent heat or cold sources.
General destruction of the skin and tissue is caused by which chemical agent? - CORRECT
ANSWER✅✅Blister
Which RADIAC device has a back-up power supply of 4 Ni-Cad batteries? - CORRECT
ANSWER✅✅AN/PDR-65
What is the proper sequence of activating an installed Eductor - CORRECT ANSWER✅✅Discharge,
Firemain, Suction.
What are three colors M-8 paper can display? - CORRECT ANSWER✅✅Yellow, Green, Red.
Investigators must be familiar with all of the following systems EXCEPT ....... - CORRECT ANSWER✅✅oily
water waste systems
What are two types of portable Eductors? - CORRECT ANSWER✅✅PERI JET and S-TYPE
The Navy uses SCBA bottles with a rated duration of ....... or ....... minutes. - CORRECT
ANSWER✅✅30/45
What size SCBA bottles are used by the investigators? - CORRECT ANSWER✅✅30min
Approximately how long will a 15-lb CO2 Extinguisher last under continuous operation? - CORRECT
ANSWER✅✅40 seconds
The person that is in charge of clearing routes to provide access to fires is the ....... - CORRECT
ANSWER✅✅access man
Which phase does a Casualty Power Cable conductor having only one serving or one Braille marking
indicate? - CORRECT ANSWER✅✅phase A
What is the maximum effective range of a 15 lb CO2 Extinguisher? - CORRECT ANSWER✅✅4-6 ft
A disadvantage of using steel shores is ....... - CORRECT ANSWER✅✅tendancy to produce sparks
How should primary fire boundaries be set? - CORRECT ANSWER✅✅6 sides of the affected
compartment
What fluid is carried by a piping system having hand wheels colored yellow and black? - CORRECT
ANSWER✅✅lube oil
What is the shape of the contamination marker? - CORRECT ANSWER✅✅triangle
Compartment Air Test fittings are normally classified as ....... fittings. - CORRECT ANSWER✅✅x-ray
,What is the primary and secondary colors for a radiological contamination marker? - CORRECT
ANSWER✅✅white and black
Small ships have fireplugs placed so that any area on the ship can be reached with ....... feet of a fire
hose. - CORRECT ANSWER✅✅50
What is the first step in securing the Portable Exothermic Cutting Unit (PECU) in an emergency? -
CORRECT ANSWER✅✅release the torch oxygen lever
What do the heavy lines on DC Diagrams indicate? - CORRECT ANSWER✅✅watertight and airtight
boundaries
What is the primary function of the X40J circuit? - CORRECT ANSWER✅✅casualty communication
What size fire hose is used as the discharge hose for a Portable Electrical Submersible Pump? - CORRECT
ANSWER✅✅2 1/2 inch X 50 feet
The decontamination teams work from .......then ....... - CORRECT ANSWER✅✅top to bottom them
winward to leeward
What is the first component in the firemain system; it is located below the waterline? - CORRECT
ANSWER✅✅seachest
What condition greatly influences biological agent persistence? - CORRECT ANSWER✅✅enviroment
What is the total length of three standard lengths of fire hose connected together? - CORRECT
ANSWER✅✅150ft
What is the mixing ratio for AFFF and water? - CORRECT ANSWER✅✅94% water to 6% AFFF
, what portable firefighting extinguisher is intended for use on a Class "B" Fire - CORRECT
ANSWER✅✅AFFF extinguisher
What fittings are open and operating regardless of the material condition of readiness? - CORRECT
ANSWER✅✅WILLLIAM
The acronym MOPP means ....... - CORRECT ANSWER✅✅Mission Oriented Protective Posture
SCBA cylinders should be charged to ....... psig. - CORRECT ANSWER✅✅4500
What location, within Main Machinery compartments, should dry bulb thermometers be permanently
installed? - CORRECT ANSWER✅✅At key watch and work stations where the thermometer is not
influenced by adjacent heat or cold sources.
General destruction of the skin and tissue is caused by which chemical agent? - CORRECT
ANSWER✅✅Blister
Which RADIAC device has a back-up power supply of 4 Ni-Cad batteries? - CORRECT
ANSWER✅✅AN/PDR-65
What is the proper sequence of activating an installed Eductor - CORRECT ANSWER✅✅Discharge,
Firemain, Suction.
What are three colors M-8 paper can display? - CORRECT ANSWER✅✅Yellow, Green, Red.
Investigators must be familiar with all of the following systems EXCEPT ....... - CORRECT ANSWER✅✅oily
water waste systems
What are two types of portable Eductors? - CORRECT ANSWER✅✅PERI JET and S-TYPE
