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WorksheetsGIS Unit - 4 Quiz
Total questions: 20
Worksheet time: 10mins
The accuracy of data analysis depends on the accuracy of ________________ in terms of their location and shape
Surveying Map
Satellite Map
Spatial features
Scanners
Mention the types of analysis used with vector data
Buffering
Overlay
Feature Manipulation
All the above
The buffer distance or buffer size will be
vary with given field
always constant with given field
Zero
None of the above
___________ is used as a subset of point, line and polygon theme as another polygon theme as boundary.
Set
Feature
Clip
Polygon input
Split causes the input features to form a subset of multiple output feature classes
True
False
An overlay operation combines the geometries and attributes of feature layers to create the output using
Intersect
Union
Union & Intersect
Split
______________ tool can identify features that are closest to one another
Overlay
Extract
Proximity
Buffering
How many types of networks that can be modeled in GIS
3
4
5
6
Utility networks includes
water mains
sewage lines
electrical circuits
Transportation networks includes
roads
railroads
flight paths
All the above
Factors affecting Highway alignment
Drainage
Traffic
Economics
Road Stability
All the above
The purpose of network analysis tool is
to locate a place with less time travel
Shortest route
None of the above
Both 1 & 2
Shortest path analysis
finds the path with minimum cost
finds the path with minimum time to reach
finds the path with minimum distance
None of the above
Which is the best suitable algorithm for Shortest path?
Spanning tree
Queue
Dijkstra algorithm
Travelling Salesman Problem
What will be the cost of Source node in Shortest path analysis?
Zero
One
Two
Three
What is the objective of travelling salesman problem
find best route to reach the destination
find best route to reach all the nodes in the path
find the minimum distance route
None of the above
Ojective of the vehicle routing problem is to schedule vehicle routes and visits to customers in such a way that the
total travel distance is minimized but time increases
total travel distance is maximized and time increases
total travel time is minimized
None of the above
DEMs are a primary data source for
terrain mapping and analysis
Land cover/ Land surface
to analyse vegetation
to count wildlife and habitats
The main techniques are used in DEM are optical sensors, interferometric synthetic aperture radar (InSAR), and light detection and ranging (LiDAR).
optical sensors
interferometric synthetic aperture radar (InSAR)
light detection and ranging (LiDAR)
All the above
How DEM is used in GIS Applications
Remote sensing and mapping
Data monitoring and analysis
find the shortest path in the vehicle routing problem
None of the above
