WATER DISTRIBUTION OPERATOR
GRADE I2 EXAM PAPER COMPLETE
QUESTIONS CORRECT ANSWERS
●● The safe drinking water act gives a EPA The power to require public
water systems to monitor and report their levels of identified
contaminants Answer: True
●● Projected regulation of the flow to water treatment plants depend on
the method used to deliver water to the plant Answer: False
●● Chlorine is a strong respiratory irritant, and either prolonged
exposure to chlorine gas or high concentrations of chlorine gas could be
fatal Answer: True
●● Relay logic is a method of switching electrical power on and off in
accordance with a predetermined sequence by means of relays, process
switches and contacts, timers, and manual switches Answer: True
●● Automation relieves operators of the responsibility to make
operational decisions and to exercise operational control Answer: False
, ●● Process equipment failures may result in treatment process upsets in
the event that chemical feeder's, chlorinators, or other primary process
equipment items fail to operate satisfactorily Answer: True
●● Training is an important as any other single element of the operation
and maintenance program Answer: True
●● In its most sophisticated form, power management can be used to
control all of the electrical loads in the plant Answer: True
●● Chief operators frequently have the responsibility of training new
operators Answer: True
●● Why are many sources of water not directly suitable for drinking
purposes without treatment Answer: Because of pollution and
contamination by humans and nature
●● What is the major concern of the operators of water treatment plants
and water distribution systems? Answer: To produce and deliver to
consumers water that is safe and pleasant to drink
●● What is the purpose of prechlorination? Answer: To kill most disease
causing organisms and help control taste and odor causing substances
GRADE I2 EXAM PAPER COMPLETE
QUESTIONS CORRECT ANSWERS
●● The safe drinking water act gives a EPA The power to require public
water systems to monitor and report their levels of identified
contaminants Answer: True
●● Projected regulation of the flow to water treatment plants depend on
the method used to deliver water to the plant Answer: False
●● Chlorine is a strong respiratory irritant, and either prolonged
exposure to chlorine gas or high concentrations of chlorine gas could be
fatal Answer: True
●● Relay logic is a method of switching electrical power on and off in
accordance with a predetermined sequence by means of relays, process
switches and contacts, timers, and manual switches Answer: True
●● Automation relieves operators of the responsibility to make
operational decisions and to exercise operational control Answer: False
, ●● Process equipment failures may result in treatment process upsets in
the event that chemical feeder's, chlorinators, or other primary process
equipment items fail to operate satisfactorily Answer: True
●● Training is an important as any other single element of the operation
and maintenance program Answer: True
●● In its most sophisticated form, power management can be used to
control all of the electrical loads in the plant Answer: True
●● Chief operators frequently have the responsibility of training new
operators Answer: True
●● Why are many sources of water not directly suitable for drinking
purposes without treatment Answer: Because of pollution and
contamination by humans and nature
●● What is the major concern of the operators of water treatment plants
and water distribution systems? Answer: To produce and deliver to
consumers water that is safe and pleasant to drink
●● What is the purpose of prechlorination? Answer: To kill most disease
causing organisms and help control taste and odor causing substances
