ISA UTILITY SPECIALIST LATEST COMPREHENSIVE
EXAM QUESTIONS AND ANSWERS SURE A+
✔✔When assessing the risk of a falling object, which is more important: weight or
height? - ✔✔height
✔✔Decurrent trees: - ✔✔multiple leaders
(e.g. hardwoods)
✔✔The most common type of wire used today is an aluminum wire with a steel
reinforced core. This wire is known as: - ✔✔ACSR (Aluminum Conductor Steel-core
Reinforced)
✔✔Enhanced Fujita ratings are based on __________ __________ following a storm. -
✔✔observed damage
✔✔A measure of the number of interruptions that occur on a utility's system -
✔✔system average interruption frequency index
(SAIFI)
✔✔Restating or paraphrasing a message & suspending a response in order to discern
the message: - ✔✔active listening
,✔✔With respect to personnel management, what is the most common reason that
people leave jobs? - ✔✔treatment from supervisors
✔✔Heavy, wet snows have a snow-to-water equivalent that is: - ✔✔10:1 or less
✔✔Voltage Ranges:
Extra-high transmission lines: __________-__________ volts
Transmission lines: __________-__________ volts
Subtransmission lines: __________-__________ volts
Distribution lines: __________-__________ volts - ✔✔345,000-765,000 volts
115,000-230,000 volts
23,000-115,000 volts
2,400-23,000 volts
✔✔What height is considered to be the approximate death threshold? - ✔✔40 ft
✔✔a single- or multiple-blade arrangement that rotates horizontally & cuts or shreds
vegetation - ✔✔rotary cutting head
✔✔A method of negotiation whereby one party takes a position and will not give way on
part of it even if this action disadvantages the other party: - ✔✔hard bargaining
✔✔On the Saffir-Simpson Hurricane Wind Scale, a storm must be at least which
category to be considered major? - ✔✔3
✔✔Death from electric shock is known as: - ✔✔electrocution
✔✔Type of preventative maintenance that uses field data to diagnose & monitor a
condition or system. - ✔✔predictive maintenance
(aka on-condition maintenance)
✔✔The voltage between the feet of a person standing near an energized, grounded
object: - ✔✔step-potential
✔✔A method of applying herbicides or TGRs to trees through the soil by excavating a
shallow trench in the soil around the base of the trunk & pouring the compound into the
trench - ✔✔soil drench
✔✔A method of negotiation in which one party concedes to many positions, even to
their own disadvantage, on order to accommodate the other party: - ✔✔soft bargaining
✔✔Soil removed during trenching should be stored where? - ✔✔on the side of the
trench that is away from the tree
, ✔✔Contact with only __________ milliamps can make a person unable to release their
grip. __________ milliamps can cause respiratory paralysis. __________ milliamps can
cause ventricular fibrillation, leading to death. - ✔✔16;
20;
100
✔✔Governments sometimes mandate clearance distances, maintenance intervals,
inspection intervals, or require available resources to be focused on: - ✔✔the worst-
performing circuits
(in terms of VM)
✔✔A standardized method for improving the overall effectiveness of emergency
response is known as the __________ command system. - ✔✔incident
✔✔Vegetation that has recently been mowed & before regrowth - ✔✔cut stubble
✔✔A process of negotiation whereby both parties concede some ground to reach a
mutually acceptable solution: - ✔✔interest-based negotiation
✔✔__________ amps may cause cardiac arrest & organ damage, & __________-
__________ amps will likely kill outright. High voltage contact usually kills outright
regardless of amperage. - ✔✔2;
15-20
✔✔Utility pruning should be performed at intervals that minimize the need for
__________ responses, but not so frequently that costs exceed benefits. - ✔✔reactive
✔✔Circuits that carry the highest voltage to other parts of the distribution network are
called: - ✔✔primary circuits
✔✔Advantages of providing temporary accommodations for a large-scale disaster
response: - ✔✔- Oversight
- Economies of scale
- Communication
✔✔A method of applying herbicides or TGRs to trees through the soil via injection
directly into the root zone - ✔✔soil injection
✔✔The voluntary standards adopted by most states & public utility commissions as a
practical means of safeguarding persons during the installation, operation, or
maintenance of electric supply & communication lines & associated equipment: -
✔✔National Electrical Safety Code
EXAM QUESTIONS AND ANSWERS SURE A+
✔✔When assessing the risk of a falling object, which is more important: weight or
height? - ✔✔height
✔✔Decurrent trees: - ✔✔multiple leaders
(e.g. hardwoods)
✔✔The most common type of wire used today is an aluminum wire with a steel
reinforced core. This wire is known as: - ✔✔ACSR (Aluminum Conductor Steel-core
Reinforced)
✔✔Enhanced Fujita ratings are based on __________ __________ following a storm. -
✔✔observed damage
✔✔A measure of the number of interruptions that occur on a utility's system -
✔✔system average interruption frequency index
(SAIFI)
✔✔Restating or paraphrasing a message & suspending a response in order to discern
the message: - ✔✔active listening
,✔✔With respect to personnel management, what is the most common reason that
people leave jobs? - ✔✔treatment from supervisors
✔✔Heavy, wet snows have a snow-to-water equivalent that is: - ✔✔10:1 or less
✔✔Voltage Ranges:
Extra-high transmission lines: __________-__________ volts
Transmission lines: __________-__________ volts
Subtransmission lines: __________-__________ volts
Distribution lines: __________-__________ volts - ✔✔345,000-765,000 volts
115,000-230,000 volts
23,000-115,000 volts
2,400-23,000 volts
✔✔What height is considered to be the approximate death threshold? - ✔✔40 ft
✔✔a single- or multiple-blade arrangement that rotates horizontally & cuts or shreds
vegetation - ✔✔rotary cutting head
✔✔A method of negotiation whereby one party takes a position and will not give way on
part of it even if this action disadvantages the other party: - ✔✔hard bargaining
✔✔On the Saffir-Simpson Hurricane Wind Scale, a storm must be at least which
category to be considered major? - ✔✔3
✔✔Death from electric shock is known as: - ✔✔electrocution
✔✔Type of preventative maintenance that uses field data to diagnose & monitor a
condition or system. - ✔✔predictive maintenance
(aka on-condition maintenance)
✔✔The voltage between the feet of a person standing near an energized, grounded
object: - ✔✔step-potential
✔✔A method of applying herbicides or TGRs to trees through the soil by excavating a
shallow trench in the soil around the base of the trunk & pouring the compound into the
trench - ✔✔soil drench
✔✔A method of negotiation in which one party concedes to many positions, even to
their own disadvantage, on order to accommodate the other party: - ✔✔soft bargaining
✔✔Soil removed during trenching should be stored where? - ✔✔on the side of the
trench that is away from the tree
, ✔✔Contact with only __________ milliamps can make a person unable to release their
grip. __________ milliamps can cause respiratory paralysis. __________ milliamps can
cause ventricular fibrillation, leading to death. - ✔✔16;
20;
100
✔✔Governments sometimes mandate clearance distances, maintenance intervals,
inspection intervals, or require available resources to be focused on: - ✔✔the worst-
performing circuits
(in terms of VM)
✔✔A standardized method for improving the overall effectiveness of emergency
response is known as the __________ command system. - ✔✔incident
✔✔Vegetation that has recently been mowed & before regrowth - ✔✔cut stubble
✔✔A process of negotiation whereby both parties concede some ground to reach a
mutually acceptable solution: - ✔✔interest-based negotiation
✔✔__________ amps may cause cardiac arrest & organ damage, & __________-
__________ amps will likely kill outright. High voltage contact usually kills outright
regardless of amperage. - ✔✔2;
15-20
✔✔Utility pruning should be performed at intervals that minimize the need for
__________ responses, but not so frequently that costs exceed benefits. - ✔✔reactive
✔✔Circuits that carry the highest voltage to other parts of the distribution network are
called: - ✔✔primary circuits
✔✔Advantages of providing temporary accommodations for a large-scale disaster
response: - ✔✔- Oversight
- Economies of scale
- Communication
✔✔A method of applying herbicides or TGRs to trees through the soil via injection
directly into the root zone - ✔✔soil injection
✔✔The voluntary standards adopted by most states & public utility commissions as a
practical means of safeguarding persons during the installation, operation, or
maintenance of electric supply & communication lines & associated equipment: -
✔✔National Electrical Safety Code
