SPATIAL ANALYSIS EXAM QUESTIONS WITH 100%
VERIFIED ANSWERS
What types of questions can GIS be used to answer? - ANSWER
Location:Where is it?
Identification:What is it?
Condition: What state is it in?
Trend:What has changed?
Routing: How is it arranged (spatially and temporally, perhaps)?
Pattern: Which way is best?
Modeling: What if?
PDOP - ANSWER positional dilution of precision
Do you want a low or high PDOP? - ANSWER low for the highest accuracy
data
What is GIS? - ANSWER Understand Places, Detect Patterns
Determine Relationships. Find Locations
Make Predictions
What are the primary components of a GIS? - ANSWER Analysis: Algorithms,
Models, Processes
Systems: computer software, hardware & infastructure
Information: spatial or geographical
How can it be used to answer spatial questions about natural resources
management? - ANSWER Calculating the area of a timber sale unit to estimate
board feet
• Calculating the number of feet of fencing that will be required for a new
pasture or a change in the grazing allotment boundary
• Mapping a wildfire perimeter and calculating area burned
, • Calculating the increase in number of miles of spawning
habitat when an old dam or fish barrier is removed
• Identifying potential habitat for a conservation purchase for
an endangered species that migrates
• Quantifying the number of homes impacted by a fuel
treatment designed to reduce wildfire behavior and risk of
loss
• Determining the density of user impacts in a wilderness area
what is a computerized tool for solving geographic problems, spatial decision
support system, mechanized inventory of geographically distributed features
and facilities, method for revealing patterns and processes in geographic
information, collection of computer hardware, software, and geographic data for
capturing, managing, analyzing, and displaying all forms of geographically
referenced information? - ANSWER GIS
What does GIS stand for? - ANSWER Geographic Information
System/Science/Studies
How did Dr. Snow use geospatial information to solve the case of the 1854
London cholera outbreak? - ANSWER Dr. Snow began to plot the locations of
cholera cases on a paper map and quickly realized that the outbreaks were
cluster around the Broad Street Water Pump
How does GIS affect your everyday life today? - ANSWER GPS, Smart
Phones, and Location Services
What kinds of technologies do you most commonly use that have GIS and
geospatial information embedded in them? - ANSWER Google Earth and
Google Maps
What are the required components of every cartographically accurate map? -
ANSWER • Cardinal directions
• Scale
• Legend/symbols
• Reference system
VERIFIED ANSWERS
What types of questions can GIS be used to answer? - ANSWER
Location:Where is it?
Identification:What is it?
Condition: What state is it in?
Trend:What has changed?
Routing: How is it arranged (spatially and temporally, perhaps)?
Pattern: Which way is best?
Modeling: What if?
PDOP - ANSWER positional dilution of precision
Do you want a low or high PDOP? - ANSWER low for the highest accuracy
data
What is GIS? - ANSWER Understand Places, Detect Patterns
Determine Relationships. Find Locations
Make Predictions
What are the primary components of a GIS? - ANSWER Analysis: Algorithms,
Models, Processes
Systems: computer software, hardware & infastructure
Information: spatial or geographical
How can it be used to answer spatial questions about natural resources
management? - ANSWER Calculating the area of a timber sale unit to estimate
board feet
• Calculating the number of feet of fencing that will be required for a new
pasture or a change in the grazing allotment boundary
• Mapping a wildfire perimeter and calculating area burned
, • Calculating the increase in number of miles of spawning
habitat when an old dam or fish barrier is removed
• Identifying potential habitat for a conservation purchase for
an endangered species that migrates
• Quantifying the number of homes impacted by a fuel
treatment designed to reduce wildfire behavior and risk of
loss
• Determining the density of user impacts in a wilderness area
what is a computerized tool for solving geographic problems, spatial decision
support system, mechanized inventory of geographically distributed features
and facilities, method for revealing patterns and processes in geographic
information, collection of computer hardware, software, and geographic data for
capturing, managing, analyzing, and displaying all forms of geographically
referenced information? - ANSWER GIS
What does GIS stand for? - ANSWER Geographic Information
System/Science/Studies
How did Dr. Snow use geospatial information to solve the case of the 1854
London cholera outbreak? - ANSWER Dr. Snow began to plot the locations of
cholera cases on a paper map and quickly realized that the outbreaks were
cluster around the Broad Street Water Pump
How does GIS affect your everyday life today? - ANSWER GPS, Smart
Phones, and Location Services
What kinds of technologies do you most commonly use that have GIS and
geospatial information embedded in them? - ANSWER Google Earth and
Google Maps
What are the required components of every cartographically accurate map? -
ANSWER • Cardinal directions
• Scale
• Legend/symbols
• Reference system
