Quiz 1 Flashcards
When did GIS first appear
the 1960s
Who was GIS first developed by?
Roger Tomlinson
Where was it invented
The Harvard Lab for computer graphics founded by Howard Fisher
What are some trends in GIS
Proliferation of:
-options for data sharing
-options for working w/ GIS
-Expansion of GIS to wireless
-Emphasis on open-source solutions
-Customization
-Web GIS
What are some views that display GIS data sets
-toolboxes
-databases
-styles
-folders
-locators
-layout
Which ribbons are always visible in ArcGIS pro
Core ribbons
Which ribbons only appear when the application is in a particular state?
Contextual ribbons
Which view affects which tabs appear on ribbon
Active view
Which pane displays content of a view
Contents pane
Which pane displays the context of a project
catalog pane
What is the object-based approach of Geographic space representation?
-an approach that treats geog. space as populated by discrete and identifiable objects
What are the two classes of spatial objects and what do they do?
-Exact objects have well defined boundaries
-Inexact objects have fuzzy boundaries
Using vector data (points, lines, polygons), what would you use to represent a building?
Points or polygons, depending on the context
Using vector data (points, lines, polygons), what would you use to represent a road?
Lines
What vector data would you use to represent a parking lot garage?
polygon
What vector data should be used to represent road parking?
points
What is the field-based approach to geographic spatial representation?
An approach that treats geographic space as populated by a spatial phenomena, which are real world features that vary continuously over space with no specific extent.
What is vector data?
Uses sets of coordinates and associated attribute data to define discrete objects
What is a feature class
Similar features stored together with only 1 geometry type that needs to be the same thing
how do you represent the location of discrete data?
with x, y pairs
What is an attribute table?
A table that stores non-spatial info related to the future
What is raster data
Grid cell or pixel data used to represent things like precipitation, elevation, temperature, etc.
What is the purpose of the values of each grid cell in raster data?
To correspond to the characteristic of a cell phenomenon at the cell location.
