How does the Kendo UI cascading DropdownList works?

How does the Kendo UI cascading DropdownList works?

References

Reference NO 1

http://stackoverflow.com/questions/15194319/how-does-the-kendo-ui-cascading-dropdownlist-works

Reference NO 2

http://www.kendoui.com/forums/kendo-ui-web/dropdownlist/can-t-get-cascading-dropdownlists-to-work.aspx

Reference NO 3

http://www.kendoui.com/forums/kendo-ui-complete-for-asp-net-mvc/grid/cascading-dropdownlist-in-grid-is-not-setting-the-proper-initial-values-in-edit-mode.aspx

Reference NO 4

http://www.kendoui.com/forums/kendo-ui-web/dropdownlist/cascading-drop-down---multiple-data-sources.aspx

Reference NO 5

http://www.kendoui.com/blogs/teamblog/posts/12-09-20/cascade_your_data_with_kendo_ui.aspx

Reference NO 6

http://www.kendoui.com/forums/kendo-ui-web/dropdownlist/cascading-dropdownlist.aspx

Reference NO 7

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Reference NO 8

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