GEOM 73 - Python Quiz 6

1

The three general types of errors in a Python script are: (check three)

1

Which of the following errors will stop a script from running mid-process, i.e. the script runs, but not all of the code can be executed? (check all that apply)

1

Which type of error is the most likely to occur as a result of copying/pasting code from other file types, like Word, PDF or HTML?

1

When you run a script and a geoprocessing tool fails to run for some reason (e.g. missing data, invalid parameters, not able to write the results, etc.), ArcPy throws a(n) ___exception.

1

Which programming structure is used to handle exceptions in a Python script?

1

Consider the following script:

import arcpy
arcpy.env.workspace = "c:/data"
fieldlist = arcpy.ListFields("roads.shp")
for field in fieldlist:
print field.name + " " + str(field.length)

Which of the following is (are) a function? (check all that apply)

1

Consider the following script:

class LicenseError(Exception):
pass
import arcpy
from arcpy import env
try:
if arcpy.CheckExtension("3D") == "Available":
arcpy.CheckOutExtension("3D")
else:
raise LicenseError
env.workspace = "C:/raster"
arcpy.Slope_3d("elevation", "slope")
except LicenseError:
print "3D license is unavailable"
except:
print arcpy.GetMessages(2)
finally:
arcpy.CheckInExtension("3D")

What does the finally code block accomplish?

1

You typically import a module into a script in order to use its functions. How can you determine where Python looks by default for all the possible locations of this module?

1

Classes are like blueprints for how to create objects. Each object created from a class is called a(n) ___ of the class.

Geography Quiz sobre GEOM 73 - Python Quiz 6, criado por Maggie Samson em 14-04-2019.

GEOM 73 - Python Quiz 6

The three general types of errors in a Python script are: (check three)

Which of the following errors will stop a script from running mid-process, i.e. the script runs, but not all of the code can be executed? (check all that apply)

Which type of error is the most likely to occur as a result of copying/pasting code from other file types, like Word, PDF or HTML?

When you run a script and a geoprocessing tool fails to run for some reason (e.g. missing data, invalid parameters, not able to write the results, etc.), ArcPy throws a(n) ___exception.

Which programming structure is used to handle exceptions in a Python script?

Consider the following script: import arcpy arcpy.env.workspace = "c:/data" fieldlist = arcpy.ListFields("roads.shp") for field in fieldlist: print field.name + " " + str(field.length) Which of the following is (are) a function? (check all that apply)

You typically import a module into a script in order to use its functions. How can you determine where Python looks by default for all the possible locations of this module?

Classes are like blueprints for how to create objects. Each object created from a class is called a(n) ___ of the class.

What is the general syntax to create your own custom function in a script?

Consider the following script:

import arcpy
arcpy.env.workspace = "c:/data"
fieldlist = arcpy.ListFields("roads.shp")
for field in fieldlist:
print field.name + " " + str(field.length)

Which of the following is (are) a function? (check all that apply)