Module 1.4 Questions
Authored by Courtney Yatteau
Computers
12th Grade
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which JavaScript function is used in Module 1.4.1 to request the GeoJSON data over HTTP?
console.log()
fetch()
setTimeout()
alert()
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
After loading the GeoJSON, which array method is used to pull out the numeric values for styling?
filter()
reduce()
map()
sort()
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The goal of computing quantile breaks is to:
Randomly color features
Split data into equal count classes
Calculate distance between points
Zoom the map
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which Math function gives the largest value in a list of numbers?
Math.min()
Math.floor()
Math.max()
Math.round()
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What d3 color ramp is suggested as an example in Module 1.4.2?
d3.schemeOranges[3]
d3.schemeBlues[5]
d3.schemeGreens[7]
d3.schemeReds[9]
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In Leaflet, which function is used to create a custom control element like a legend?
L.layerGroup()
L.marker()
L.control()
L.tileLayer()
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the example legend, where is the legend positioned on the map?
top left
top right
bottom left
bottom right