ISA Utility Arborist Master Study Set (All
Sections) Questions with Complete Answers
2023
Sleet - Precipitation that freezes solid before it hits the ground
Term for a systematic method for command, control, and coordination of an emergency
response - incident command system
emergency operations center - Most utilities, municipalities, and large tree contracting
firms have designated storm processes and designated ( ) where conditions are
monitored and decisions are made.
True - T/F Personell from external organizations who travel to a storm area are
generally paid the higher of either their home pay rates or the established local rates
67 - Percent accuracy of the US National Hurricane Center to predict the track of a
storm
True - T/F Removal of brush following a storm is typically the responsibility of the
customer
safety stand down - a proactive measure in which all operations are brought to a halt
until relevant safety information can be provided to response workers
True - Organizations such as electric utilities may declare an emergency independent of
official government declarations
False - Enhanced Fujita ratings are based on estimated damage before the storm
False - Enhanced Fujita ratings are based on wind speeds during the storm
False - Enhanced Fujita ratings are based on observations during the storm
True - T/F Enhanced Fujita ratings are based on observed damage following the storm
True - T/F Rain and snow on dense foliage can increase the likelihood of tree failure
True - T/F Heavy, wet snows have a snow-to-water equivalent that is 10:1 or less
False - T/F Heavy, wet snows have a snow-to-water equivalent that is 15:10
False - T/F Heavy, wet snows have a snow-to-water equivalent that is 20:1
,False - T/F Heavy, wet snows have a snow-to-water equivalent that is 30:1 or more
False - T/F On the Saffir-Simpson Hurricane wind scale, a storm must be at least
category 5 to be considered major
False - T/F On the Saffir-Simpson Hurricane wind scale, a storm must be at least
category 4 to be considered major
True - T/F On the Saffir-Simpson Hurricane wind scale, a storm must be at least
category 3 to be considered major
False - T/F On the Saffir-Simpson Hurricane wind scale, a storm must be at least 2
category to be considered major
False - T/F A standardized method for improving the overall effectiveness of emergency
response is called an Incident Coordination System
True - T/F A standardized method for improving the overall effectiveness of emergency
response is known as the Incident Command System
False - T/F A standardized method for improving the overall effectiveness of emergency
response is known as the Emergency Command System
False - T/F A standardized method for improving the overall effectiveness of emergency
response is known as the Disaster Response System
False - T/F Oversight is not an advantage of providing temporary accommodations for a
large-scale disaster response
False - T/F Economics of sale is not an advantage of providing temporary
accommodations for a large-scale disaster response
False - T/F Communication is not an advantage of providing temporary
accommodations for a large-scale disaster response
True - T/F Setup cost is not an advantage of providing temporary accommodations for a
large-scale disaster response
True - T/F Coniferous trees that receive frequent, heavy snows are better adapted to
snow loading than such trees in areas where snow is rare
Freezing rain - Precipitation that remains in a liquid state until it freezes on contact
Occupational Safety and Health Administration - In the United States, enforcement of
safety work rules resides within which organization (full Acronym)
, True - T/F A worker neglecting to wear cut resistant chaps while operating a chainsaw is
committing an unsafe act, while an employer failing to provide chaps is creating an
unsafe condition.
True - T/F The 2 minute rule suggests that workers should take time before starting a
job to check for potentially unsafe conditions and confer about them
True - True/False Surface temperatures at the point of contact with high voltage can
reach 1000 C/1832 F
True - T/F Direct contact occurs when someone touches an energized fixture. Indirect
contact can occur when a person touches a conductive object that is in contact with an
energized fixture
touch potential - Term for the difference in voltage between two objects someone
simultaneously contacts
step potential - term for the difference in voltage on the ground between two of a
person's body parts near where electricity goes into the ground
indirect contact - Term for the threat of an energized human body, tree, or climbing rope
area
True - T/F The safety acronym STAR is valuable for preventing errors, and stands for
Stop, Think, Act, Review
False - T/F The safety acronym STAR is valuable for preventing errors, and stands for
Stop, Think, Adjust, Reason
False - T/F The safety acronym STAR is valuable for preventing errors, and stands for
Safety, Training, Action, Review
False - T/F The safety acronym STAR is valuable for preventing errors, and stands for
Stop, Train, Act, Reflect
True - T/F A high-reliability organization would not always accept the simplest
explanation for close calls or minor incidents
False - T/F A high-reliability organization would not always accept the need to adhere to
electrical minimum approach distances
False - T/F A high-reliability organization would not always accept the employee's first
request for personal protective equipment
Sections) Questions with Complete Answers
2023
Sleet - Precipitation that freezes solid before it hits the ground
Term for a systematic method for command, control, and coordination of an emergency
response - incident command system
emergency operations center - Most utilities, municipalities, and large tree contracting
firms have designated storm processes and designated ( ) where conditions are
monitored and decisions are made.
True - T/F Personell from external organizations who travel to a storm area are
generally paid the higher of either their home pay rates or the established local rates
67 - Percent accuracy of the US National Hurricane Center to predict the track of a
storm
True - T/F Removal of brush following a storm is typically the responsibility of the
customer
safety stand down - a proactive measure in which all operations are brought to a halt
until relevant safety information can be provided to response workers
True - Organizations such as electric utilities may declare an emergency independent of
official government declarations
False - Enhanced Fujita ratings are based on estimated damage before the storm
False - Enhanced Fujita ratings are based on wind speeds during the storm
False - Enhanced Fujita ratings are based on observations during the storm
True - T/F Enhanced Fujita ratings are based on observed damage following the storm
True - T/F Rain and snow on dense foliage can increase the likelihood of tree failure
True - T/F Heavy, wet snows have a snow-to-water equivalent that is 10:1 or less
False - T/F Heavy, wet snows have a snow-to-water equivalent that is 15:10
False - T/F Heavy, wet snows have a snow-to-water equivalent that is 20:1
,False - T/F Heavy, wet snows have a snow-to-water equivalent that is 30:1 or more
False - T/F On the Saffir-Simpson Hurricane wind scale, a storm must be at least
category 5 to be considered major
False - T/F On the Saffir-Simpson Hurricane wind scale, a storm must be at least
category 4 to be considered major
True - T/F On the Saffir-Simpson Hurricane wind scale, a storm must be at least
category 3 to be considered major
False - T/F On the Saffir-Simpson Hurricane wind scale, a storm must be at least 2
category to be considered major
False - T/F A standardized method for improving the overall effectiveness of emergency
response is called an Incident Coordination System
True - T/F A standardized method for improving the overall effectiveness of emergency
response is known as the Incident Command System
False - T/F A standardized method for improving the overall effectiveness of emergency
response is known as the Emergency Command System
False - T/F A standardized method for improving the overall effectiveness of emergency
response is known as the Disaster Response System
False - T/F Oversight is not an advantage of providing temporary accommodations for a
large-scale disaster response
False - T/F Economics of sale is not an advantage of providing temporary
accommodations for a large-scale disaster response
False - T/F Communication is not an advantage of providing temporary
accommodations for a large-scale disaster response
True - T/F Setup cost is not an advantage of providing temporary accommodations for a
large-scale disaster response
True - T/F Coniferous trees that receive frequent, heavy snows are better adapted to
snow loading than such trees in areas where snow is rare
Freezing rain - Precipitation that remains in a liquid state until it freezes on contact
Occupational Safety and Health Administration - In the United States, enforcement of
safety work rules resides within which organization (full Acronym)
, True - T/F A worker neglecting to wear cut resistant chaps while operating a chainsaw is
committing an unsafe act, while an employer failing to provide chaps is creating an
unsafe condition.
True - T/F The 2 minute rule suggests that workers should take time before starting a
job to check for potentially unsafe conditions and confer about them
True - True/False Surface temperatures at the point of contact with high voltage can
reach 1000 C/1832 F
True - T/F Direct contact occurs when someone touches an energized fixture. Indirect
contact can occur when a person touches a conductive object that is in contact with an
energized fixture
touch potential - Term for the difference in voltage between two objects someone
simultaneously contacts
step potential - term for the difference in voltage on the ground between two of a
person's body parts near where electricity goes into the ground
indirect contact - Term for the threat of an energized human body, tree, or climbing rope
area
True - T/F The safety acronym STAR is valuable for preventing errors, and stands for
Stop, Think, Act, Review
False - T/F The safety acronym STAR is valuable for preventing errors, and stands for
Stop, Think, Adjust, Reason
False - T/F The safety acronym STAR is valuable for preventing errors, and stands for
Safety, Training, Action, Review
False - T/F The safety acronym STAR is valuable for preventing errors, and stands for
Stop, Train, Act, Reflect
True - T/F A high-reliability organization would not always accept the simplest
explanation for close calls or minor incidents
False - T/F A high-reliability organization would not always accept the need to adhere to
electrical minimum approach distances
False - T/F A high-reliability organization would not always accept the employee's first
request for personal protective equipment
