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Exam (elaborations)

WATER DISTRIBUTION GRADES 3 & 4 QUESTIONS AND CORRECT REPLIES 100% UPDATED AND VERYFIED

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Water distribution grades 3 & 4

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1 of 310

Definition Term



scada, maintenance outrage what are the main elements of
management, work most am/fm/gis databases
management, emergency




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True False




2 of 310

Term Definition



pump characteristic curve a curve or curves showing the
interaction of speed, dynamic
head, capacity, brake,

, horsepower, and efficiency of a
pump



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True False




3 of 310

Definition Term



differential relay Which type of pipe material is
prestressed?


A. Steel cylinder
B. Ductile iron
C. Asbestos-cement
D. C900 PVC

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True False



Correct definition



which type of relay is frequently used on large equipment to
check whether all the current entering a system comes back
out of the system?




4 of 310

,Term Definition



SCADA systems consist of rtus, communications, master
which of the following distinct station, and hmi
components?




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True False




5 of 310

Term Definition



policy a guideline that employees are
expected to follow




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True False




6 of 310

, Term Definition



some phase imbalance occurs 5%
in any three-phase circuit, but it
should not generally exceed
what percentage




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True False




7 of 310

Term Definition



regulations that govern US distribution system layout in
water supply and treatment are which all ends of the mains are
developed by the US connected to eliminate dead
environment protection agency ends
under which act?

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True False



Correct definition



Safe drinking water act

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May 6, 2026
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