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