REHS Practice Test 2 || 100% Errorless Answers.
What would you expect from a swimming pool with a high pH reading?
a. cloudiness, scaling, and irritation to eyes
b. cloudiness, corroding, and irritation to the eyes correct answers a. cloudiness, scaling, and
irritation to eyes
Which chemical will raise pH?
a. Sodium Carbonate
b. Calcium Carbonate
c. Sodium Bicarbonate
d. Sodium Bisulphate
d. Ozone correct answers a. Sodium Carbonate - Soda Ash
How would a swimmer most likely contract Legionella pneumophilia from a pool?
a. Ingestion of pool water
b. Direct contact with pool water
c. Inhalation of water vapor
d. Puncture from damaged equipment correct answers c. Inhalation of water vapor
Swimming pool water clarity is measured in NTUs, it is recommended that a level of 0.5
NTU:
a. Shall be maintained
b. Shall not be exceeded
c. Is the minimum level
d. Is the maximum level correct answers b. Shall not be exceeded
What is the microbe entirely responsible for skin inspection in a whirlpool?
a. Pseudomonas aeruginosa
b. Legionella pneumophilia
c. Cryptosporidium
d. Giardia correct answers a. Pseudomonas aerugionosa
What does the pool turnover rate formula tell:
a. Gallons per minute flow rate
b. Chlorine Demand
c. Efficiency of pumps
d. Number of hours it will take for the entire content of the pool to pass through the filters
correct answers d. Number of hours it will take for the entire content of the pool to pass
through the filters
A pool filtration system should filter the entire volume of water every:
a. 2-3 hours
,b. 6-8 hours
c. 10-12 hours
d. 12-24 hours correct answers b. 6-8 hours
Pool water depth should be marked on the pool perimeter for every __________ of depth
change.
a. 1 foot
b. 2 foot
c. 4 foot
d. 6 foot correct answers b. 2 foot
It has been found that pools less than 30 feet wide with a surface area less than 1600 square
feet....
a. may utilize skimmers instead of gutters
b. may utilize gutters instead of skimmers
c. are not required to have disinfectant feeders
d. do not have to use continuous equipment operation correct answers a. may utilize
skimmers instead of gutters
The pool must be designed....
a. with oversized filters to meet unexpected peak demands
b. with oversized pumps to meet peak demands
c. with a variety of filter types to provide filtering options for the operator
d. to fit the expected number of swimmers correct answers d. to fit the expected number of
swimmers
The fresh water supply line to the pool must...
a. Have a direct solid connection to a public water line
b. Fill to the pool through an approved air gap
c. Have an approved pump hooked to the public water supply line to suck the water to the
pool for fast fills
d. None of the above correct answers b. Fill to the pool through an approved air gap
What chemical will lower pH?
a. Sodium Bisulphate
b. Sodium Bicarbonate
c. Hydrochloric Acid
d. a and b
e. a and c correct answers e. a and c
In large pools with outlets more than 5 feet from the end wall, pool inlets should be located...
a. Every 5 feet
b. Every 10 feet
c. Every 20 feet
, d. Every 30 feet correct answers c. Every 20 feet
Pool inlets should be located a minimum of 10 inches to 15 inches below the water line to...
a. Ensure good mixing
b. Prevent clogging
c. Prevent loss of disinfectant
d. ensure mixing of pH additives poured into pool correct answers c. Prevent loss of
disinfectant
The main drain should have a grate that is ___________ the area of the discharge pipe to
prevent dangerous suction effects.
a. Two times
b. Four times
c. Five times
d. Six times correct answers b. Four times
When chlorine is added to water...
a. One acid is formed
b. Two acids are formed
c. HCL is considered the primary product
d. Ozone is produced in large quanitites correct answers a. One acid is formed
Hypochlorous acid + Hydrochlorite ion
The connection between the pool drain and the sanitary sewer must...
a. Be solid copper no less than 3 inches in diameter
b. Be solid cast iron or NSF approved PVC
c. Have properly located cleanout
d. Be approved with an air gap no less than 2 pipe diameters of the discharge pipe correct
answers d. Be approved with an air gap no less than 2 pipe diameters of the discharge pipe
If an REHS receives a complaint about an abandoned swimming pool that is green colored
and has mice, what should he or she do FIRST?
a. Verify with an inspection
b. Contact another agency and discuss the details
c. Discuss code with complainant and dismiss the complaint
d. Catch the mice correct answers a. Verify with an inpsection?
What is required in pools to help prevent electrocution?
a. Lighting, circuits and nearby receptacles should be protected by Ground-Fault Circuit-
Interrupters (GFCIs) correct answers a. Lighting, circuits and nearby receptacles should be
protected by Ground-Fault Circuit-Interrupters (GFCIs)
In Utah, what must the concentration of cyanuric acid be?
What would you expect from a swimming pool with a high pH reading?
a. cloudiness, scaling, and irritation to eyes
b. cloudiness, corroding, and irritation to the eyes correct answers a. cloudiness, scaling, and
irritation to eyes
Which chemical will raise pH?
a. Sodium Carbonate
b. Calcium Carbonate
c. Sodium Bicarbonate
d. Sodium Bisulphate
d. Ozone correct answers a. Sodium Carbonate - Soda Ash
How would a swimmer most likely contract Legionella pneumophilia from a pool?
a. Ingestion of pool water
b. Direct contact with pool water
c. Inhalation of water vapor
d. Puncture from damaged equipment correct answers c. Inhalation of water vapor
Swimming pool water clarity is measured in NTUs, it is recommended that a level of 0.5
NTU:
a. Shall be maintained
b. Shall not be exceeded
c. Is the minimum level
d. Is the maximum level correct answers b. Shall not be exceeded
What is the microbe entirely responsible for skin inspection in a whirlpool?
a. Pseudomonas aeruginosa
b. Legionella pneumophilia
c. Cryptosporidium
d. Giardia correct answers a. Pseudomonas aerugionosa
What does the pool turnover rate formula tell:
a. Gallons per minute flow rate
b. Chlorine Demand
c. Efficiency of pumps
d. Number of hours it will take for the entire content of the pool to pass through the filters
correct answers d. Number of hours it will take for the entire content of the pool to pass
through the filters
A pool filtration system should filter the entire volume of water every:
a. 2-3 hours
,b. 6-8 hours
c. 10-12 hours
d. 12-24 hours correct answers b. 6-8 hours
Pool water depth should be marked on the pool perimeter for every __________ of depth
change.
a. 1 foot
b. 2 foot
c. 4 foot
d. 6 foot correct answers b. 2 foot
It has been found that pools less than 30 feet wide with a surface area less than 1600 square
feet....
a. may utilize skimmers instead of gutters
b. may utilize gutters instead of skimmers
c. are not required to have disinfectant feeders
d. do not have to use continuous equipment operation correct answers a. may utilize
skimmers instead of gutters
The pool must be designed....
a. with oversized filters to meet unexpected peak demands
b. with oversized pumps to meet peak demands
c. with a variety of filter types to provide filtering options for the operator
d. to fit the expected number of swimmers correct answers d. to fit the expected number of
swimmers
The fresh water supply line to the pool must...
a. Have a direct solid connection to a public water line
b. Fill to the pool through an approved air gap
c. Have an approved pump hooked to the public water supply line to suck the water to the
pool for fast fills
d. None of the above correct answers b. Fill to the pool through an approved air gap
What chemical will lower pH?
a. Sodium Bisulphate
b. Sodium Bicarbonate
c. Hydrochloric Acid
d. a and b
e. a and c correct answers e. a and c
In large pools with outlets more than 5 feet from the end wall, pool inlets should be located...
a. Every 5 feet
b. Every 10 feet
c. Every 20 feet
, d. Every 30 feet correct answers c. Every 20 feet
Pool inlets should be located a minimum of 10 inches to 15 inches below the water line to...
a. Ensure good mixing
b. Prevent clogging
c. Prevent loss of disinfectant
d. ensure mixing of pH additives poured into pool correct answers c. Prevent loss of
disinfectant
The main drain should have a grate that is ___________ the area of the discharge pipe to
prevent dangerous suction effects.
a. Two times
b. Four times
c. Five times
d. Six times correct answers b. Four times
When chlorine is added to water...
a. One acid is formed
b. Two acids are formed
c. HCL is considered the primary product
d. Ozone is produced in large quanitites correct answers a. One acid is formed
Hypochlorous acid + Hydrochlorite ion
The connection between the pool drain and the sanitary sewer must...
a. Be solid copper no less than 3 inches in diameter
b. Be solid cast iron or NSF approved PVC
c. Have properly located cleanout
d. Be approved with an air gap no less than 2 pipe diameters of the discharge pipe correct
answers d. Be approved with an air gap no less than 2 pipe diameters of the discharge pipe
If an REHS receives a complaint about an abandoned swimming pool that is green colored
and has mice, what should he or she do FIRST?
a. Verify with an inspection
b. Contact another agency and discuss the details
c. Discuss code with complainant and dismiss the complaint
d. Catch the mice correct answers a. Verify with an inpsection?
What is required in pools to help prevent electrocution?
a. Lighting, circuits and nearby receptacles should be protected by Ground-Fault Circuit-
Interrupters (GFCIs) correct answers a. Lighting, circuits and nearby receptacles should be
protected by Ground-Fault Circuit-Interrupters (GFCIs)
In Utah, what must the concentration of cyanuric acid be?
