URL stands for Uniform Resource Locator. The URL is a standard to identify the location of the resources over the internet. The URL can be absolute or relative.
e.g URL
http://quotefellas.com/quotes/2013/04/94_650-before-you-start-anything-learn-how-to-finish-it.jpg
Internet Protocol : http://
Computer Name or IP : http://quotefellas.com/
Path : quotes/2013/04/
File Name : 94_650-before-you-start-anything-learn-how-to-finish-it.jpg
snippet
<html>
<head></head>
<body>
The image is the following
<img src="http://quotefellas.com/quotes/2013/04/94_650-before-you-start-anything-learn-how-to-finish-it.jpg">
Text after the image.
</body>
</html>
Output
The image is the following
Text after the image.
The HTML file and the image file can be on the same computer or on the different computers connected to the internet.