OA Exams

  • California, TX 70240
  • Info@gmail.com
  • Office Hours: 8:00 AM – 7:45 PM
  • web.groovymark@gmail.com
  • December 4, 2024

Question 01

A geographer is analyzing maps to display population density across a specific geographic area. Which type of map would be most appropriate for this purpose?

a) Reference Map
b) Choropleth Map
c) Dot Density Map
d) Conformal Projection

Correct Answer: b) Choropleth Map

Explanation: A Choropleth Map is the most appropriate for displaying population density because it uses color variations to represent different levels of density across geographic areas, making it an effective tool for visualizing population distribution.

Question 02

Which type of map would best illustrate the spread of disease across a region?

a) Thematic Map
b) Reference Map
c) Literal Map
d) Conformal Projection

Correct Answer: a) Thematic Map

Explanation: A Thematic Map is designed to highlight specific attributes, such as the spread of disease, by focusing on a particular theme across geographic regions.

Question 03

What is the primary purpose of a map’s scale?

a) To show the elevation of geographic features
b) To display different color codes on the map
c) To indicate how map distance relates to real-world distance
d) To highlight political boundaries

Correct Answer: c) To indicate how map distance relates to real-world distance

Explanation: A map's scale shows how the measurement of distance on a map corresponds to the actual distance on the ground, helping users understand the real-world size of geographic features.

Question 04

 A map is created using symbols that represent a narrative or point of view rather than aiming for physical accuracy. What kind of map is this?

a) Literal Map
b) Figurative Map
c) Analytical Map
d) Dot Density Map

Correct Answer: b) Figurative Map

Explanation: A Figurative Map uses symbols and abstraction to represent a narrative or point of view, focusing less on physical accuracy and more on conveying ideas.

Question 05

Which of the following maps would be best for showing GDP per capita across Europe?

a) Dot Density Map
b) Proportional Symbol Map
c) Reference Map
d) Equal-Area Projection

Correct Answer: b) Proportional Symbol Map

Explanation: A Proportional Symbol Map uses symbols of different sizes to represent varying levels of an attribute, such as GDP per capita, across a geographic region.

Question 06

What does the representative fraction (RF) in cartography represent?

a) A way to calculate a map’s projection
b) A ratio to describe the scale of a map
c) A method to show latitude and longitude
d) A technique for standardizing data

Correct Answer: b) A ratio to describe the scale of a map

Explanation: The representative fraction (RF) in cartography is a ratio that describes the scale of a map, such as 1:10,000, which means one unit on the map equals 10,000 units in the real world.

Question 07

Which type of projection is used to preserve the relative sizes of landmasses but may distort their shapes?

a) Conformal Projection
b) Equal-Area Projection
c) Mercator Projection
d) Compromise Projection

Correct Answer: b) Equal-Area Projection

Explanation: An Equal-Area Projection preserves the relative sizes of landmasses but often distorts their shapes to achieve this goal.

Question 08

Which map would best show the accurate distances from a central point?

a) Conformal Projection
b) Equal-Area Projection
c) Equidistant Projection
d) Interrupted Projection

Correct Answer: c) Equidistant Projection

Explanation: An Equidistant Projection preserves accurate distances from a central point, though it may distort the shape and size of geographic features

Question 09

What is the main characteristic of a small-scale map?

a) It shows a large geographic area with less detail
b) It shows a small geographic area with more detail
c) It uses symbols to represent data
d) It focuses on a specific theme

Correct Answer: a) It shows a large geographic area with less detail

Explanation: A small-scale map represents a large geographic area, such as a country or the world, but with relatively less detail compared to a large-scale map.

 

Question 10

Which of the following best describes the term “projection” in cartography?

a) A method of flattening a globe to fit a flat surface
b) A process of using color to represent data
c) A technique for creating 3D maps
d) A method of drawing contour lines for elevation

  1. a) A method of flattening a globe to fit a flat surface
    b) A process of using color to represent data
    c) A technique for creating 3D maps
    d) A method of drawing contour lines for elevation

Question 11

The grid pattern used in the geographic coordinate system is called what?

a) Prime Meridian
b) Graticule
c) Projection
d) Latitude

Correct Answer: b) Graticule

Explanation: The graticule is the grid pattern made up of latitude and longitude lines in the geographic coordinate system.

Question 12

Which line of longitude passes through Greenwich, UK, and serves as the starting point for counting other lines of longitude?

 

a) Equator
b) Tropic of Cancer
c) Prime Meridian
d) International Date Line

Correct Answer: c) Prime Meridian

Explanation: The Prime Meridian is the line of longitude that passes through Greenwich, UK, and serves as the starting point for measuring longitude.

Question 13

Which type of map is typically used to understand patterns and trends within a specific geographic region?

a) Reference Map
b) Analytical Map
c) Proportional Symbol Map
d) Dot Density Map

Correct Answer: b) Analytical Map

Explanation: Analytical maps are used to uncover patterns and trends within a specific geographic region, often utilizing cartographic techniques to visualize data

Question 14

What system would you use to locate specific places on the surface of the Earth using latitude and longitude?

a) Cartesian Coordinate System
b) Geographic Coordinate System
c) Universal Transverse Mercator System
d) Triangulation System

Correct Answer: b) Geographic Coordinate System

Explanation: The Geographic Coordinate System uses lines of latitude and longitude to locate specific places on Earth's surface.

Question 15

Which coordinate system is based on x- and y-axes and was developed by Rene Descartes?

a) Geographic Coordinate System
b) Cartesian Coordinate System
c) Universal Transverse Mercator System
d) Prime Meridian System

Correct Answer: b) Cartesian Coordinate System

Explanation: The Cartesian Coordinate System, based on x- and y-axes, was developed by mathematician Rene Descartes for mapping flat surfaces.

Question 16

Which type of map uses points (dots) to represent the density of a particular attribute across a geographic area?

a) Choropleth Map
b) Dot Density Map
c) Proportional Symbol Map
d) Reference Map

Correct Answer: b) Dot Density Map

Explanation: A Dot Density Map uses dots to represent the distribution of a particular attribute across a geographic area, with each dot typically representing a unit of measurement.

 

Question 17

What is the difference between small-scale and large-scale maps in terms of geographic features?

a) Small-scale maps show more detail; large-scale maps show less detail
b) Small-scale maps show less detail; large-scale maps show more detail
c) Both types of maps show the same level of detail
d) Large-scale maps show the world; small-scale maps show cities

Correct Answer: b) Small-scale maps show less detail; large-scale maps show more detail

Explanation: Small-scale maps represent larger areas with less detail, while large-scale maps focus on smaller areas with more detail.

Question 18

Which method is used to convert data from various sources into a uniform format for analysis across a geographic area?

a) Aggregation
b) Standardization
c) Classification
d) Symbolization

Correct Answer: b) Standardization

Explanation: Standardization in mapmaking involves defining the unit of measurement to represent data equivalently across a geographic area.

Question 19

A thematic map that uses symbols in varying sizes to represent the distribution of an attribute is called what?

a) Proportional Symbol Map
b) Choropleth Map
c) Dot Density Map
d) Reference Map

Correct Answer: a) Proportional Symbol Map

Explanation: A Proportional Symbol Map uses symbols of different sizes to represent the density or quantity of an attribute across a geographic area.

Question 20

What is the function of a frequency polygon in data visualization?

a) To show distribution of categorical variables
b) To connect points plotted from a histogram’s bins
c) To represent population density
d) To display the relationship between two variables

Correct Answer: b) To connect points plotted from a histogram’s bins

Explanation: A frequency polygon is a type of line graph created by connecting points from the bins of a histogram, showing the shape of data distribution.

Complete the Captcha to view next question set.

Prev Post
WGU D329 Practice Exam Questions – Set 5 – Part 3
Next Post
WGU D199 Practice Exam Questions – Set 1 – Part 2