Aquatic Facility Operator exam
with verified answers
What is NOT one of the AFO's primary responsibilities? - correct answer ✔Teaching Lessons
||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| |||
What should you do every day as a part of your AFO safety duty program? - correct answer
||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| |||
✔Facility Inspection |||
How many gallons of water is in one cubic ft? - correct answer ✔approximately 7.5
||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| |||
How do you calculate how many gallons are in a pool? - correct answer ✔1. calculate the
||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| |||
volume (LxW)xDavg |||
2. multiple by 7.5 gallons
||| ||| ||| |||
Law of Dilution - correct answer ✔During a turnover less than half of the water molecules
||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| |||
pass through the filter
||| ||| |||
What kind of pools need a higher turnover? - correct answer ✔Special pools
||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| |||
When do gutters NOT work? - correct answer ✔when flooded
||| ||| ||| ||| ||| ||| ||| ||| |||
What do surge pits need? - correct answer ✔room to contain surge flow
||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| |||
, What do modulating float valves regulate? - correct 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? - correct answer ✔Self-Priming and Flooded Suction
||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| |||
Centrifugal
4 inches = - correct answer ✔400 gpm
||| ||| ||| ||| ||| ||| |||
What does eliminating dead spots mean? - correct answer ✔Heated and treated water is
||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| |||
equally distributed in the pool ||| ||| ||| |||
Horizontal High Rate Sand Filter - correct answer ✔increases surface area
||| ||| ||| ||| ||| ||| ||| ||| ||| |||
When do you backwash? - correct answer ✔When the pressure differential indicates it is
||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| |||
needed
When do you body feeding (DE) ? - correct answer ✔during the filter cycle
||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| |||
What is oxidation? - correct answer ✔a chemical process that destroys organic compounds in
||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| |||
the pool water
||| ||| |||
What is disinfection? - correct answer ✔the chemical process that kills or deactivates
||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| |||
pathogens
What does oxidation do? - correct answer ✔destroys organics
||| ||| ||| ||| ||| ||| ||| |||
What does sanitation do? - correct answer ✔destroys bacteria
||| ||| ||| ||| ||| ||| ||| |||
with verified answers
What is NOT one of the AFO's primary responsibilities? - correct answer ✔Teaching Lessons
||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| |||
What should you do every day as a part of your AFO safety duty program? - correct answer
||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| |||
✔Facility Inspection |||
How many gallons of water is in one cubic ft? - correct answer ✔approximately 7.5
||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| |||
How do you calculate how many gallons are in a pool? - correct answer ✔1. calculate the
||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| |||
volume (LxW)xDavg |||
2. multiple by 7.5 gallons
||| ||| ||| |||
Law of Dilution - correct answer ✔During a turnover less than half of the water molecules
||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| |||
pass through the filter
||| ||| |||
What kind of pools need a higher turnover? - correct answer ✔Special pools
||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| |||
When do gutters NOT work? - correct answer ✔when flooded
||| ||| ||| ||| ||| ||| ||| ||| |||
What do surge pits need? - correct answer ✔room to contain surge flow
||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| |||
, What do modulating float valves regulate? - correct 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? - correct answer ✔Self-Priming and Flooded Suction
||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| |||
Centrifugal
4 inches = - correct answer ✔400 gpm
||| ||| ||| ||| ||| ||| |||
What does eliminating dead spots mean? - correct answer ✔Heated and treated water is
||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| |||
equally distributed in the pool ||| ||| ||| |||
Horizontal High Rate Sand Filter - correct answer ✔increases surface area
||| ||| ||| ||| ||| ||| ||| ||| ||| |||
When do you backwash? - correct answer ✔When the pressure differential indicates it is
||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| |||
needed
When do you body feeding (DE) ? - correct answer ✔during the filter cycle
||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| |||
What is oxidation? - correct answer ✔a chemical process that destroys organic compounds in
||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| |||
the pool water
||| ||| |||
What is disinfection? - correct answer ✔the chemical process that kills or deactivates
||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| ||| |||
pathogens
What does oxidation do? - correct answer ✔destroys organics
||| ||| ||| ||| ||| ||| ||| |||
What does sanitation do? - correct answer ✔destroys bacteria
||| ||| ||| ||| ||| ||| ||| |||
