HTML - what is difference between link and URL?

URL is a web address that indicates some web resource, web page or web site location.

e.g.

https://dirask.com/static/bucket/1574890428058-BZOQxN2D3p--image.png
https://dirask.com/questions
https://dirask.com

Hint: links can use different protocols, e.g. http, ftp, ftps, etc.

Link (or hyperlink) in HTML is an element that let's to jump to some location descibed by some URL. In HTML <a> tag with href attribute represents a link.

e.g.

xxxxxxxxxx

<a href="https://dirask.com/static/bucket/1574890428058-BZOQxN2D3p--image.png">JavaScript logo</a><br />

<a href="https://dirask.com/questions">Questions page</a><br />

<a href="https://dirask.com">Dirask site</a><br />

Resources

1. URL - Wikipedia
2. Hyperlink - Wikipedia