Class D Water License – Texas 2024 Newest Exam
With Complete Solutions
To remove suspended solids and chlorine-resistant microorganisms, surface water must be
disinfected. (true/false) - ANSWERS-false (it must be filtered)
_____ is the final step in removing suspended matter and chlorine-resistant
microorganisms. - ANSWERS-Filtering
A common filter is the slow sand filter, having several layers of differently sized media.
(true/false) - ANSWERS-false (the rapid sand filter)
A filter must be _____ when a head loss of 6 to 10 feet occurs. - ANSWERS-backwashed
Most surface water is low in minerals, gases, and ________.
a. algae
b. turbidity
c. dissolved solids
d. bacteria - ANSWERS-c. dissolved solids
Quality water has low amounts of color, turbidity, solids, and ________.
,a. oxygen
b. taste and odor
c. hydrogen
d. all listed - ANSWERS-b. taste and odor
The water utility field affects everyone because _____. - ANSWERS-water is essential to life
and health
The water utility employee should remember customers are entitled to _____ and _____. -
ANSWERS-courteous treatment and answers to questions about water
In Texas, water operator licensing is administered by the _____. - ANSWERS-TCEQ
All public water systems are required to employ licensed operators even if the system only
_____ treated water bought from another source. - ANSWERS-redistributes treated water
Public water systems include cities, municipal utility districts, rural water supply
corporations, mobile home parks, and _____. - ANSWERS-campgrounds
Examples of community water systems include ________.
a. municipalities
b. municipal utility districts
c. rural water supply corporations
,d. mobile home parks
e. all the above - ANSWERS-e. all of the above
A federal agency impacting the water utility industry is the _____. - ANSWERS-EPA
The most important federal law impacting the water utility industry is the _____. -
ANSWERS-Safe Drinking Water Act (PL93-523)
The four national safety and quality standards for drinking water covered in the Safe
Drinking Water Act are physical, chemical, ________ and radiological. - ANSWERS-
bacteriological
The state agency that regulates drinking water in Texas and administers the federal Safe
Drinking Water Act is the ________. - ANSWERS-TCEQ
Water utility system personnel are required to notify the TCEQ of changes or alterations of
the system, a new facility to be built, and water supply ________. - ANSWERS-health hazards
Some regional and local agencies impacting the water utility industry are municipal utility
districts, rural water supply corporations, drainage districts, ________, groundwater
conservation districts, and subsidence districts. - ANSWERS-river authorities
, Public relations (PR) is the relationship between YOU, the water utility employee, and the
_____. - ANSWERS-customer
The keys to good customer relations are (1) everything the utility does is PR, (2) customers
are entitled to courteous treatment, (3) every employee is a PR person. (true/false) -
ANSWERS-true
Meter readers are the persons with whom customers have the least contact. (true/false) -
ANSWERS-false (meter readers often have the most contact)
Meter readers can be ambassadors of goodwill. (true/false) - ANSWERS-true
Maintenance crews can warn customers of service interruptions and provide signs and
barriers to protect the public. (true/false) - ANSWERS-true
The plant operator is responsible for treating the water to assure it is safe to drink and use.
(true/false) - ANSWERS-true
Water bills should be accurate, itemized, and neat, and payment should be optional.
(true/false) - ANSWERS-false (payment not optional)
All employees should be kept informed of utility plans and policies. (true/false) - ANSWERS-
true
With Complete Solutions
To remove suspended solids and chlorine-resistant microorganisms, surface water must be
disinfected. (true/false) - ANSWERS-false (it must be filtered)
_____ is the final step in removing suspended matter and chlorine-resistant
microorganisms. - ANSWERS-Filtering
A common filter is the slow sand filter, having several layers of differently sized media.
(true/false) - ANSWERS-false (the rapid sand filter)
A filter must be _____ when a head loss of 6 to 10 feet occurs. - ANSWERS-backwashed
Most surface water is low in minerals, gases, and ________.
a. algae
b. turbidity
c. dissolved solids
d. bacteria - ANSWERS-c. dissolved solids
Quality water has low amounts of color, turbidity, solids, and ________.
,a. oxygen
b. taste and odor
c. hydrogen
d. all listed - ANSWERS-b. taste and odor
The water utility field affects everyone because _____. - ANSWERS-water is essential to life
and health
The water utility employee should remember customers are entitled to _____ and _____. -
ANSWERS-courteous treatment and answers to questions about water
In Texas, water operator licensing is administered by the _____. - ANSWERS-TCEQ
All public water systems are required to employ licensed operators even if the system only
_____ treated water bought from another source. - ANSWERS-redistributes treated water
Public water systems include cities, municipal utility districts, rural water supply
corporations, mobile home parks, and _____. - ANSWERS-campgrounds
Examples of community water systems include ________.
a. municipalities
b. municipal utility districts
c. rural water supply corporations
,d. mobile home parks
e. all the above - ANSWERS-e. all of the above
A federal agency impacting the water utility industry is the _____. - ANSWERS-EPA
The most important federal law impacting the water utility industry is the _____. -
ANSWERS-Safe Drinking Water Act (PL93-523)
The four national safety and quality standards for drinking water covered in the Safe
Drinking Water Act are physical, chemical, ________ and radiological. - ANSWERS-
bacteriological
The state agency that regulates drinking water in Texas and administers the federal Safe
Drinking Water Act is the ________. - ANSWERS-TCEQ
Water utility system personnel are required to notify the TCEQ of changes or alterations of
the system, a new facility to be built, and water supply ________. - ANSWERS-health hazards
Some regional and local agencies impacting the water utility industry are municipal utility
districts, rural water supply corporations, drainage districts, ________, groundwater
conservation districts, and subsidence districts. - ANSWERS-river authorities
, Public relations (PR) is the relationship between YOU, the water utility employee, and the
_____. - ANSWERS-customer
The keys to good customer relations are (1) everything the utility does is PR, (2) customers
are entitled to courteous treatment, (3) every employee is a PR person. (true/false) -
ANSWERS-true
Meter readers are the persons with whom customers have the least contact. (true/false) -
ANSWERS-false (meter readers often have the most contact)
Meter readers can be ambassadors of goodwill. (true/false) - ANSWERS-true
Maintenance crews can warn customers of service interruptions and provide signs and
barriers to protect the public. (true/false) - ANSWERS-true
The plant operator is responsible for treating the water to assure it is safe to drink and use.
(true/false) - ANSWERS-true
Water bills should be accurate, itemized, and neat, and payment should be optional.
(true/false) - ANSWERS-false (payment not optional)
All employees should be kept informed of utility plans and policies. (true/false) - ANSWERS-
true
