Learning D3.JS 5.0 10.1: What is the GeoJSON Format?

This video tutorial introduces GeoJSON, a popular format for mapping data, and explains how to use it with D3.js. It covers the basics of GeoJSON, including its properties and geometry types, and provides guidance on creating and validating GeoJSON files. The tutorial also includes practical examples of applying GeoJSON in mapping projects, with resources for further exploration.

What is the primary use of GeoJSON in mapping?

• To create 3D models

• To handle paths and coordinates

• To store image data

• To design user interfaces

Which property in a GeoJSON file defines the shape you want to draw?

• Type

• Name

• Color

• Size

What are some common geometry types found in GeoJSON?

• Cube, Sphere, Cylinder

• Rectangle, Ellipse, Hexagon

• Point, Linestring, Polygon

• Circle, Square, Triangle

What is a good practice when working with your own GeoJSON file?

• Avoiding any validation

• Checking if the data is correctly structured

• Using only default settings

• Ignoring errors

What can you do on the provided site to help with GeoJSON files?

• Design web pages

• Create 3D animations

• Edit video content

• Select and color regions