Answers (Graded A+)
What technology allows for multiple server instances on a single piece of
hardware/single server?
(Choose the best response)
A. Open Source
B. Remote Desktop
C. Virtualization
D. Network Attached Storage - Answer-C. Virtualization
Which of the following is NOT a true relational database? (Choose the best response)
A. SQL Server
B. Access
C. Oracle
D. PostgreSQL - Answer-B. Access
Overlay analysis is based on (Choose the best response)
A. Principal component analysis
B. Spatial diffusion
C. Graph theory
D. Boolean logic - Answer-D. Boolean logic
What are good reasons to use scale-dependant rendering that changes the source of a
dataset to a
less detailed and less accurate dataset as the scale of the map is made smaller?
(Select all that apply)
A. To reduce file size of the digital version of a map
B. To make features appear larger than they are
C. To reduce cluttered/confusing representations in map products
D. To encourage the viewer to overlook important details - Answer-B. To make features
appear larger than they are
D. To encourage the viewer to overlook important details
Representing features logically in GIS format requires knowledge of GIS primitives. The
scale at which a
feature is intended to be shown can help define the proper primitive used to create and
display that feature. The best option to represent a feature class for rivers in a State-
wide map would be: (Choose the best response)
A. Point Feature
B. Polygon feature
, C. Line Feature
D. Multi-patch feature - Answer-A. Point Feature
You have been asked to analyze ground water quality for a largely rural American
county. During your analysis you learn that septic tank density has a correlation
coefficient of 0.15 with ground water nitrate concentrations. From these data, you can
safely infer (Choose the best response)
A. Septic tanks appear to contribute to the Counties ground water nitrate concerns.
However, additional factors are also involved and need to be investigated.
B. Septic tanks have increased nitrate concentration by 15%. Therefore, restricting
future septic tank installations is important for the counties ground water quality.
C. Septic tanks have increased nitrate concentration by 15%. Therefore, restricting
future septic tank installations is important for the counties ground water quality. In
addition, the County needs to seriously consider extending existing sewer lines to
thereby reduce the number of septic tanks.
D. The correla - Answer-C. Septic tanks have increased nitrate concentration by 15%.
Therefore, restricting future septic tank installations is important for the counties ground
water quality. In addition, the County needs to seriously consider extending existing
sewer lines to thereby reduce the number of septic tanks.
In the world of programming, the most basic skills utilized are (Select all that apply)
A. Scripting
B. Tool Modification
C. Application Development
D. Software Engineering - Answer-D. Software Engineering
Uniform cell size is a description of (Choose the best response)
A. A raster data structure
B. A vector data structure
C. A point data structure
D. A polygon data structure - Answer-B. A vector data structure
What are good reasons to use scale-dependant rendering that changes the source of a
dataset to a less
detailed and less accurate dataset as the scale of the map is made smaller? (Select all
that apply)
A. To reduce file size of the digital version of a map
B. To make features appear larger than they are
C. To reduce cluttered/confusing representations in map products
D. To encourage the viewer to overlook important details - Answer-A. To reduce file size
of the digital version of a map
C. To reduce cluttered/confusing representations in map products
π/ 4rad =
A. 90 degrees
B. 30 degrees