Sahana intermediate Level
Quiz
•
Professional Development
•
Professional Development
•
Practice Problem
•
Hard
Salghuna Nair
Used 1+ times
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50 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In Python, which Rasterio function is best suited for windowed reading of large raster datasets?
read()
read_band()
read_window()
read_subset()
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In Java, which GeoTools class allows reprojection of geometries?
CRS.transform()
GeometryUtils.project()
Reprojector.reproject()
SpatialRef.changeCRS()
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which Python library is used to connect and write spatial SQL queries to a PostGIS database?
SQLAlchemy
PyODBC
GeoAlchemy2
DBAPI
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the affine module in Rasterio help compute?
Distance matrix
Image size
Georeferencing transform
CRS reprojection
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In Java, the method geometry.buffer(distance, quadrantSegments) is part of which library?
GeoServer
JTS Topology Suite
Apache Commons Math
Geos
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of spatial indexing using rtree in Python GIS tasks?
Reduced file size
Faster rendering
Accelerated spatial queries
Raster compression
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can you rasterize a polygon layer in Python using vector-to-raster transformation?
rasterio.plot()
fiona.merge()
rasterio.features.rasterize()
numpy.vectorize()
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