NRES312 GIS
Which of the following file extensions is not associated with a shapefile?
.aux (.shp, .shx, and .dbf are all shapefile extentions)
Sensing in the blue portion of the EM spectrum means sensing energy wavelengths of
0.4 to 0.5 um
Sensing in the "visible" portion of the EM spectrum means sensing energy wavelengths of
0.4 to 0.7 um
Sensing in the green portion of the EM spectrum means sensing energy wavelengths of
0.5 to 0.6 um
Sensing in the "red" portion of the EM spectrum means sensing energy wavelengths of
0.6 um-0.7 um
Landsat 7 and 8 satellite has the capability to see the same area on the ground every
16 days
Speed of light
186,00 miles/sec in vacuum
Use of WAAS can reduce position error to within
3meters
The use of a base station or other Earth-bound source to transmit a correction signal to a GPS receiver refers to
DGPS
The shortest path between an origin and other nodes on a network can be determined with
Dijkstra's Algorithm
Landsat 7 carries which of the following sensors?
ETM+
The Russian equivalent of GPS is
GLONASS
GPS satellites are
Geo-stationary
U.S. GPS is called
NAVSTAR
The energy range of 0.7 to 1.3 micrometers defines which of the following types of energy?
Near infrared
A charted identifier for an feature based on its reflectance of different wavelengths of energy is a
Spectral signature
TIGER stands for
Topologically Integrated Geographic Encoding Referencing
Our eyes are sensitive to viewing which wavelengths of light?
Visible 0.4 to 0.7 um
The datum used by GPS is
WGS84
What does WAAS stand for
Wide Area Augmentation System (covers United States and portions of N. America)
TIGER/Line
a file produced by the US Census Bureaeu that contains the line segments that correspond with roads all over the United States
In a GIS network an "edge" represents
a link on the network
Energy that is trapped and held by a surface has been
absorbed
Geoprocessing describes
applying an action to one dataset that results in a new dataset being creating
Multiple addresses can be geocoded at once via
batch geocoding
An area of spatial proximity around a point refers to which GIS operation?
buffer
Site suitability analysis is used to
determine which areas are useful or not useful in spatial analysis
NDVI is primarily used to determine
health of vegetation
A major road (such as Virginia Beach Blvd) would be represented in a GIS as
multiple records, with each representing one piece of the road
A remote sensing device simultaneously measuring seven bands of energy wavelengths would be capable of producing which type of imagery?
multispectral
Healthy vegetation reflects
near infrared
TIGER files typically contain all of the following data except
number of houses per street
Linear interpolation is used in geocoding to
place a point an approximate distance along a line
A sensor's ability to determine fine differences in a band of energy measurements is a sensor's
radiometric resolution
The base network data used for geocoding is referred to as
reference database
Which of the following is not a component of a geodatabase
relationship classes
Address parsing is done to
separate the parts of an address
The ground size of one pixel's worth of imagery is a measure of
spatial resolution
The specific bands and wavelengths that a sensor can measure defines its
spectral resolution
Setting up the components of an address in a regular format describes
standardization
Destinations to visit on a network are referred to as
stops
How often a satellite can return to image the same area on the ground is a measure of that sensor's
temporal resolution
In a TIGER file the FEDIRP field refers to
the direction of the prefix of the street
The number of units to travel along a link of a network is
transit cost
