Learning D3.JS 5.0 5.4: Loading Data from External Sources – JSON

This video tutorial covers how to handle data using JSON files, contrasting it with CSV files. It explains making requests to JSON files, creating and saving JSON data, and using promises and functions to manage this data. The tutorial concludes with a review of JSON methods and a preview of creating graphs in future sections.

What is the primary focus of this video tutorial?

• Learning to handle data from HTML files

• Learning to handle data from TXT files

• Learning to handle data from XML files

• Learning to handle data from JSON files

Which object is used to make a request to a JSON file?

• XMLHttpRequest

• Fetch

• Dytri

• Axios

What is the purpose of the 'then' method in handling JSON data?

• To convert JSON to XML

• To delete data from the JSON file

• To handle promises and process data

• To create a new JSON file

What should you do if you don't see the JSON file in the network tab?

• Refresh your website

• Restart your computer

• Reinstall your browser

• Delete the JSON file

What is the next step after learning about JSON and CSV data handling?

• Creating a scatter plot

• Creating a line graph

• Creating a bar graph

• Creating a pie chart