Exam (elaborations)
RNR 2102 Exam 2.
- Course
- Institution
Exam of 8 pages for the course RNR 2102 at RNR 2102 (RNR 2102 Exam 2.)
[Show more]
Seller
Follow
lydiaomutho
Content preview
RNR 2102 Exam 2in what case is the 100% tree tally appropriate? - CORRECT ANSWER-when the
stand is very valuable
GIS - CORRECT ANSWER-geographic information system
GPS - CORRECT ANSWER-Global positioning system
PDOP - CORRECT ANSWER-positional dilution of precision
NAD27 - CORRECT ANSWER-north american datum of 1927
NAD83 - CORRECT ANSWER-north american datum of 1983
WGS84 - CORRECT ANSWER-world geodetic system of 1984
UTM - CORRECT ANSWER-universal transverse mercator
DEM - CORRECT ANSWER-digital elevation models
DOQQ - CORRECT ANSWER-digital orthophoto quarter quadrangles
SA - CORRECT ANSWER-selective availability
T/F
GIS is a computerized system for making maps - CORRECT ANSWER-false;
computer based system to store, manipulate, and output geographical data
GIS is a tool for storing maps and pictures - CORRECT ANSWER-false
GIS is a computer-based system to store, manipulate, and output geographical
data - CORRECT ANSWER-true
GPS units used by the military have higher PDOP than normal GPS units -
CORRECT ANSWER-false; lower
, GPS works better during the day, when the clouds help improve the signals -
CORRECT ANSWER-false; no clouds for good signal
GPS cannot work at all in the forest, even if the canopy is sparse - CORRECT
ANSWER-false; can work under canopy/ inaccurate
the signals we obtain with normal GPS today contain random error introduced by
the military - CORRECT ANSWER-false; no longer contain random error from
military
post-processing requires a special kind of GPS called deferential GPS -
CORRECT ANSWER-false; requires known location for adjustment
measurements of cartesian coordinated are in meters - CORRECT
ANSWER-true
measurements of geographic coordinates are in degree - CORRECT
ANSWER-true
DOQQs are digital arial photographs - CORRECT ANSWER-true
a raster model consists of pixels and therefore can require a large amount of
storage - CORRECT ANSWER-true
a vector model consists of objects (points, lines, and polygons) that take up less
storage - CORRECT ANSWER-true
metadata are a huge database that consists of both vector and raster models -
CORRECT ANSWER-false
selective availability allows the GPS user to selves the proper frequency (L1 or
L2) - CORRECT ANSWER-false; SA= permission to have GPS without error
what is GPS? explain the basis of GPS and how it works. - CORRECT
ANSWER-1.created by department of defense,
2. uses a constellation 30 satellites,
3.positioned about 20,200km above earth,
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller lydiaomutho. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $7.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
77254 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now