AQUATIC FACILITY OPERATOR EXAM WITH CORRECT ACTUAL
QUESTIONS AND CORRECTLY WELL DEFINED ANSWERS LATEST ALREADY
GRADED A+ || GUARANTEED PASS !!
What do chemical controllers NOT replace? - ANSWER-pool operator
What is oxidation reduction potential (ORP)? - ANSWER-qualitative measure of
chlorine's work value (how well it's working)
What is the standard minimum ORP for virtually instantaneous pathogen
deactivation? - ANSWER-650mV
What can an acid demand test tell you? - ANSWER-used to determine how much
muriatic acid must be added to high pH water to reach a desired value
In a DPD test, what does a flash of pink and then clear tell you? - ANSWER-Cl2
residual is very high
Acid wash is what? - ANSWER-damaging last resort
Water cloudiness can be due to what? - ANSWER-precipitation of calcium
What are polymers? - ANSWER-liquid filter acids
What do enzymes do? - ANSWER-digest body fluids and oily polymersWhat is
NOT one of the AFO's primary responsibilities? - ANSWER-Teaching Lessons
What should you do every day as a part of your AFO safety duty program? -
ANSWER-Facility Inspection
, How many gallons of water is in one cubic ft? - ANSWER-approximately 7.5
How do you calculate how many gallons are in a pool? - ANSWER-1. calculate
the volume (LxW)xDavg
2. multiple by 7.5 gallons
Law of Dilution - ANSWER-During a turnover less than half of the water
molecules pass through the filter
What kind of pools need a higher turnover? - ANSWER-Special pools
When do gutters NOT work? - ANSWER-when flooded
What do surge pits need? - ANSWER-room to contain surge flow
What do modulating float valves regulate? - ANSWER-the amount of water
contributed by the bottom outlet by slowly restricting the bottom drain valve as
the water level in the surge pit rises
What are the two types of pumps? - ANSWER-Self-Priming and Flooded Suction
Centrifugal
4 inches = - ANSWER-400 gpm
What does eliminating dead spots mean? - ANSWER-Heated and treated water is
equally distributed in the pool
Horizontal High Rate Sand Filter - ANSWER-increases surface area
QUESTIONS AND CORRECTLY WELL DEFINED ANSWERS LATEST ALREADY
GRADED A+ || GUARANTEED PASS !!
What do chemical controllers NOT replace? - ANSWER-pool operator
What is oxidation reduction potential (ORP)? - ANSWER-qualitative measure of
chlorine's work value (how well it's working)
What is the standard minimum ORP for virtually instantaneous pathogen
deactivation? - ANSWER-650mV
What can an acid demand test tell you? - ANSWER-used to determine how much
muriatic acid must be added to high pH water to reach a desired value
In a DPD test, what does a flash of pink and then clear tell you? - ANSWER-Cl2
residual is very high
Acid wash is what? - ANSWER-damaging last resort
Water cloudiness can be due to what? - ANSWER-precipitation of calcium
What are polymers? - ANSWER-liquid filter acids
What do enzymes do? - ANSWER-digest body fluids and oily polymersWhat is
NOT one of the AFO's primary responsibilities? - ANSWER-Teaching Lessons
What should you do every day as a part of your AFO safety duty program? -
ANSWER-Facility Inspection
, How many gallons of water is in one cubic ft? - ANSWER-approximately 7.5
How do you calculate how many gallons are in a pool? - ANSWER-1. calculate
the volume (LxW)xDavg
2. multiple by 7.5 gallons
Law of Dilution - ANSWER-During a turnover less than half of the water
molecules pass through the filter
What kind of pools need a higher turnover? - ANSWER-Special pools
When do gutters NOT work? - ANSWER-when flooded
What do surge pits need? - ANSWER-room to contain surge flow
What do modulating float valves regulate? - ANSWER-the amount of water
contributed by the bottom outlet by slowly restricting the bottom drain valve as
the water level in the surge pit rises
What are the two types of pumps? - ANSWER-Self-Priming and Flooded Suction
Centrifugal
4 inches = - ANSWER-400 gpm
What does eliminating dead spots mean? - ANSWER-Heated and treated water is
equally distributed in the pool
Horizontal High Rate Sand Filter - ANSWER-increases surface area
