<div class="xblock xblock-public_view xblock-public_view-vertical" data-course-id="course-v1:digitalearthafrica+DEA101+2021" data-init="VerticalStudentView" data-runtime-class="LmsRuntime" data-runtime-version="1" data-block-type="vertical" data-usage-id="block-v1:digitalearthafrica+DEA101+2021+type@vertical+block@1dec3e7a533b42948fd9fec2faf7b95b" data-request-token="c66c05d04d0211f1b4d66b8c55c4de7e" data-graded="True" data-has-score="False">
<div class="vert-mod">
<div class="vert vert-0" data-id="block-v1:digitalearthafrica+DEA101+2021+type@html+block@b8d07f6c4f814c7992f51b81680c6ce7">
<div class="xblock xblock-public_view xblock-public_view-html xmodule_display xmodule_HtmlBlock" data-course-id="course-v1:digitalearthafrica+DEA101+2021" data-init="XBlockToXModuleShim" data-runtime-class="LmsRuntime" data-runtime-version="1" data-block-type="html" data-usage-id="block-v1:digitalearthafrica+DEA101+2021+type@html+block@b8d07f6c4f814c7992f51b81680c6ce7" data-request-token="c66c05d04d0211f1b4d66b8c55c4de7e" data-graded="True" data-has-score="False">
<script type="json/xblock-args" class="xblock-json-init-args">
{"xmodule-type": "HTMLModule"}
</script>
<p class="pf0"><span class="cf0">Test your understanding of the session with the following multiple</span><span class="cf1">‐choice questions. Each question increases in difficulty and is designed to reinforce key concepts related to <strong><em>Session 5: Preparing for the Sandbox</em></strong>.</span></p>
</div>
</div>
<div class="vert vert-1" data-id="block-v1:digitalearthafrica+DEA101+2021+type@html+block@bcff2a1ecbbe4dd58585b937f51b8c36">
<div class="xblock xblock-public_view xblock-public_view-html xmodule_display xmodule_HtmlBlock" data-course-id="course-v1:digitalearthafrica+DEA101+2021" data-init="XBlockToXModuleShim" data-runtime-class="LmsRuntime" data-runtime-version="1" data-block-type="html" data-usage-id="block-v1:digitalearthafrica+DEA101+2021+type@html+block@bcff2a1ecbbe4dd58585b937f51b8c36" data-request-token="c66c05d04d0211f1b4d66b8c55c4de7e" data-graded="True" data-has-score="False">
<script type="json/xblock-args" class="xblock-json-init-args">
{"xmodule-type": "HTMLModule"}
</script>
<p class="pf0"><span class="cf0">In your copy of the </span><span class="cf0">Crop_health.ipynb</span><span class="cf0"> notebook:</span></p>
<ul>
<li><span class="cf0">Change the latitude parameter to -0.18990</span></li>
<li><span class="cf0">Change the longitude parameter to 34.81347.</span></li>
</ul>
<p class="pf0"><span class="cf0">This corresponds to fields south of Kisumu, Kenya.</span></p>
<p class="pf0"></p>
<p class="pf0"><span class="cf0">Run the notebook to load the data and the crop health app. In the app, draw the orange and blue polygons matching those in the image. You may need to use the zoom buttons on the map to see the whole loaded area (red square).</span></p>
<p class="pf0"><span class="cf0"><img height="373" width="587" src="/assets/courseware/v1/796f92bd16b5732d02ab4dae8509e5e4/asset-v1:digitalearthafrica+DEA101+2021+type@asset+block/Image49.png" alt="Image" /></span></p>
<p class="pf0"></p>
<p class="pf0"><em><span class="cf0"><strong>Hint:</strong> To get the same colours, draw the blue (left-most) polygon first, then draw the orange (right-most) polygon second. Then view the plot of Normalised Difference Vegetation Index (NDVI).</span></em></p>
</div>
</div>
<div class="vert vert-2" data-id="block-v1:digitalearthafrica+DEA101+2021+type@problem+block@2519785a79c4468686a05f035ff5a743">
<div class="xblock xblock-public_view xblock-public_view-problem xmodule_display xmodule_ProblemBlock" data-course-id="course-v1:digitalearthafrica+DEA101+2021" data-block-type="problem" data-usage-id="block-v1:digitalearthafrica+DEA101+2021+type@problem+block@2519785a79c4468686a05f035ff5a743" data-request-token="c66c05d04d0211f1b4d66b8c55c4de7e" data-graded="True" data-has-score="True">
<div class="page-banner"><div class="alert alert-warning"><span class="icon icon-alert fa fa fa-warning" aria-hidden="true"></span><div class="message-content">Question 1 is only accessible to enrolled learners. Sign in or register, and enroll in this course to view it.</div></div></div>
</div>
</div>
</div>
<script type="text/javascript">
(function (require) {
require(['/static/js/dateutil_factory.be68acdff619.js?raw'], function () {
require(['js/dateutil_factory'], function (DateUtilFactory) {
DateUtilFactory.transform('.localized-datetime');
});
});
}).call(this, require || RequireJS.require);
</script>
<script>
function emit_event(message) {
parent.postMessage(message, '*');
}
</script>
</div>