Exam Questions and CORRECT Answers
5 Map Essentials - CORRECT ANSWER - Title
Key/Legend
Directional Reference
Scale Indicator
Represenational Geographic Content
3 Geometric Forms of a feature in GIS - CORRECT ANSWER - Points (vertex, no
area/length/width)
Lines (at least 2 connected vertices, length but no width)
Polygons (at least 3 connected points where 1st/last are connected)
Surfaces stored in format referred to as - CORRECT ANSWER - Raster
Raster - CORRECT ANSWER - grid of uniform cells where all cells are assigned a value
Types of descriptive data - CORRECT ANSWER - Quantitative
Qualitative
Designator
Quantitative Data - CORRECT ANSWER - 2 Types
Continuous-data measured on scale that can be divided into finer
levels (height)
Discrete-data that is a count in whole numbers (children, fish)
Qualitative Data - CORRECT ANSWER - 3 Types
, Nominal-named categories without order or rank (dog breeds)
Binomial-binary data that can be place in 1 of 2 categories (T/F)
Ordinal-named categories with implied rank (S/M/L)
Designator - CORRECT ANSWER - an attribute - name of city, county code, ...
Normalized Data - CORRECT ANSWER - Ratio (average, percentage, ...)
Data Classification Methods - CORRECT ANSWER - Natural Break-natural grouping of
data by similar values, maximizing
differences
Quantile-# of features divided by # of classes (quantity in each class
is same)
Equal Interval-data range divided by number of classes (may place
all values in few classes)
Manual-cartographer defines classes
Cartographic Design Principles - CORRECT ANSWER - Visual Contrast-ability to
distinguish between features
Legibility-appropriate sizes for symbols (ability to see/understand
info)
Hierarchical Organization-visual separation of info into different
levels of importance
Figure Ground-focus at attention, highlight foreground/fade
background
Balance-reduce unnecessary clutter, evenly distribute elements
Feature Classes and Shapefiles fields - CORRECT ANSWER - Text