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CPO Practice QUESTIONS & ANSWERS 2024 ( A+ GRADED 100% VERIFIED)
CPO Practice QUESTIONS & ANSWERS 2024 ( A+ GRADED 100% VERIFIED)
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CPO Practice QUESTIONS & ANSWERS 2024 ( A+GRADED 100% VERIFIED)
Which type of filter requires the least amount of water to clean?
(A) Diatomaceous
(B) Rapid rate sand
(C) High rate sand
(D) Cartridge - Correct Answer - (D) Cartridge
Cyanuric acid (stabilizer) protects free chlorine (FC) against the effects of:
(A) Pathogens like Crypto, Giardia, and Shigella
(B) High Total dissolved solids
(C) Ultraviolet rays from the sun
(D) High PH - Correct Answer - (C) Ultraviolet rays from the sun
An erosion chemical feeder is what type of feeder?
(A) Peristaltic pump
(B) Piston pump
(C) Dry chemical feeder
(D) Gas system - Correct Answer - (C) Dry chemical feeder
OSHA requires aquatic facilities to maintain:
(A) Safety Data Sheets only for sanitizing chemicals
(B) Lifeguard certifications
(C) Air temperature recordings
(D) SDS's for all chemicals used at the facility - Correct Answer - (D) SDS's for all chemicals used at the
facility
, When mechanical cooling is used on an indoor therapeutic pool facility, the recommended ASHRAE
fresh air exchange rate should be:
(A) 2 to 4 exchanges per hour
(B) 4 to 6 exchanges per hour
(C) 6 to 8 exchanges per hour
(D) As many as possible - Correct Answer - (B) 4 to 6 exchanges per hour
What condition mandates an immediate closure of your swimming pool?
(A) Locker room is not clean
(B) Main drain not visible from the deck
(C) No automatic feeders installed
(D) No underwater lights installed - Correct Answer - (B) Main drain not visible from the deck
The reagent commonly used to test PH is:
(A) DPD
(B) Sodium Thiosulfate
(C) Coolomatic
(D) Phenol red - Correct Answer - (D) Phenol red
When should you backwash high rate sand filters that have a single pressure gauge?
(A) After an 8 to 10 psi increase above starting pressure
(B) Every 2 days
(C) Once per week
(D) When the influent and effluent gauges are 10 to 20 psi apart - Correct Answer - (A) After an 8 to 10
psi increase above starting pressure
Oxidation Reduction Potential testing (ORP) is measured in:
(A) Parts per million (ppm)
(B) Millivolts (mV)
(C) Gallons per minute (gpm)
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