Why do you think it is necessary for the data to have different file types?

Why do there need to be different file types?

Usually your computer can simply figure out what program to open a file with, but sometimes your computer won't know. In these cases, you'll have to figure it out on your own. Another good reason to understand different file types is so you know what is safe and what isn't.

Why is it important to understand different image file types?

Summary. It's a good idea to familiarize yourself with JPG, GIF, and PNG and their various uses. These are the three primary image formats used on the web today. Knowing when to use which format will lead to better image quality and faster website load times.