Learning D3.JS 5.0 10.2: Creating a Simple Map

The video tutorial covers the setup of an HTML file, the structure of data objects, and the use of JavaScript for creating map visualizations. It explains how to load data and use D3.js for projections and drawing paths. The tutorial concludes with a summary of the current progress and outlines the next steps for enhancing the map chart.

What is the primary purpose of the index.html file in this project?

• To handle user interactions

• To style the web page

• To define the structure of the web page

• To store data for the map

In the data.js file, what does the 'features' array represent?

• A collection of CSS styles

• A series of user inputs

• A list of HTML elements

• A set of country objects

Which variable is used to define the map projection in app.js?

• Path D3 Dot Deerpath

• SVG Select All

• Enter Append

• Projection 0 Market

What is the role of the 'SVG select all' method in the map drawing process?

• To define the map's projection

• To load JSON data

• To select and manipulate SVG elements

• To style the map

How many different paths are created for the countries in the map?

• 5

• 10

• 15

• 20