GIS Midterm
Order of modeling a phenomenon in GIS
1.) conceptual 2.) physical 3.) logical
What is the name of the main software that ESRI develops?
ArcGIS
Which of the following is not a spatial data model
Computational
In your own words give a concise definition for GIS
Computer base application that input, stores , analyses, and output georeference data to help make better decisions
In your own words, give a concise definition for GIS?
Computer base application that input, stores, analyses, and output georeference data to help make better decisions.
What is the purpose of computer compilers?
Converts written programs into a series of ones and zeros
Which of the following is not a consideration in selecting a map projection
Cost
What is the most expensive component of a GIS implementation
Data
Metadata
Data about data
Which of the following are not acquisition methods used to collect data for GIS?
Data analysis and processing
Which is a better data structure
Depends on the application
What is a map projection?
Displaying the 3D world one a 2D map
Which of the following is not a projection surface
Elipse
Accuracy is the same as Precision. T/F?
False
Accuracy is the same precision
False
Building a database is a one time process. T/F?
False
DEM is used to calculate location of property boundaries
False
Data is the same as Information T/F?
False
Data is the same as information
False
Database consist of only records and rows
False
Digital Elevation Model is used to calculate location of property boundaries. T/F
False
GIS application do not require map projections. T/F?
False
GIS data typically require little storage space. T/F?
False
Google Map application uses both vector and raster data structures. T/F?
False
Vector and Raster data sets are never used together. T/F?
False
Vector and raster data sets are never used together
False
Vector data is pixel data? T/F?
False
Vector data structure is a good representation of a continuous surface
False
Under what circumstance is the Quadtree Representation best used?
For all raster data structure
Under what circumstances is the quadtree representation best used
For homogeneous raster data structures
Which of the following is not a generic variation regarding map projections
Geoidal
What is the common term used for defining a coordinate system for data sets used in GIS?
Georeference
Which is not a method of digitizing
Georefrencing
Where is the data permanently stored in a computer?
Hard Drive
What the two highest consideration regarding information technology needs in setting up a GIS
Hardware and software
Which of the following best describes edge matching in GIS
Joining common features in GIS data
Which of the following best describes edge matching in GIS?
Joining common features in GIS data
What is edge matching in GIS
Joining the edges of neighboring digital maps
Which of the following are two methods of digitizing?
Manual and Scan
Which is NOT a reason why the planning process of GIS considered cyclic?
More money
What is a false statement about DBMS
Not required in GIS
What are the three cartographic primitives used to draw features on a map
Points lines and polygons
What are the three cartographic primitives used to draw features on a map?
Points, LIne, and Polygons
Which of the following is the most popular spatial data model?
Relational data model
What is the meaning of the acronym SQL?
Structured Query Language
Which of the following are vector data structures?
Topological and Spahhetti
Which of the following are vector data structure
Topological and spaghetti
Computer peripherals refer to all hardware connected to the cpu
True
Digitizing is one method of creating vector data
True
Digitizing is one method of creating vector data. T/F
True
GIS attribute data sets are typically textual -- numeric and/or character value. T/F
True
Google map application use both vector and raster data structures
True
Large scale map shows more details than small scale maps
True
What are slivers in GIS
Unwanted polygons in spatial data
Which of the following is the best compression of raster data?
Value Point Encoding
Which of the following is the best compression of raster data?
Value point encoding
Which of the following pertains to the phrase "Tells where everything occurs"?
Vector
Which of the following pertains to the phrase tells where everything occurs
Vector
Which of the following is NOT a spatial data model? a. Computational b. Relational c. Hierarchical d. Network
a. Computational
Which is not a method of digitizing? a. Georeferencing b. On-screen c. Heads-up d. Manual
a. Georeferencing
Which is not a functional component of a GIS? a. User b. Processing c. Output d. Input
a. User
Which of the following is NOT a GIS application? a. none listed b. MapQuest c. Google Earth d. StreetView
a. none listed
Which of the following is not a GIS implementation architecture? a. Network distributed architecture b. Mainframe Standalone architecture c. Central approach architecture d. Independent Functional process
b. Mainframe Standalone architecture
Which of the following is NOT a functional component of a GIS? a. Output b. Scanning c. Processing d. Input
b. Scanning
List which of the following are NOT variations with respect to map projections? a. Planar, Conic b. Secant, Tangential c. Cylindrical, Topographic d. Genomic, Stereographic
c. Cylindrical, Topographic
Which of the following is not a generic variation regarding map projections? a. Azimuthal b. Orthographic c. Geoidal d. Gnomonic
c. Geoidal
Which of the following does NOT store data in a computer? a. RAM b. Cache c. Printer d. Hard drive
c. Printer
Which is a better data structure? a. vector b. TIN c. depends on the application d. raster
c. depends on the application
Which of the following is NOT a reason why the planning process of GIS considered cyclic? a. Changing demands b. User needs are changing c. Need to have updated data d. More money
d. More money
Which is NOT a method of creating vector data? a. Manual Digitizing b. Coordinates from field surveys c. Heads-up digitizing d. Pictures from drones
d. Pictures from drones
Which of the following is are physical components of the GIS output functional component? a. Camera, and digitizer b. None listed c. Keyboard, mouse d. Printer, monitor
d. Printer, monitor
What is backed-up in a GIS application?
data
