1. What is the Internet?

The Internet is a network of devices in the world such as computers, laptops, taplets, etc. connected to each other to share information, based on an international standardized inter-network protocol (IP protocol). or IP protocol).

2. WWW – What is the World Wide Web?

www or the web (global network) is:

• A global information space that people can access (read and write) on www through internet-connected devices (phones …).
• An information system (infomation system) on the internet, where documents and web resources ( web resources – files usually loaded directly by browsers such as images, js, videos …) are identified by URL.
• A more straightforward way to understand it is: www is a collection of websites or web pages hosted on web servers.
• Web pages on www must be formatted (formatted) in HTML and web pages connected by links are called hypertext or hyperlink or hypermedia and are accessed via HTTP.
  Refer to:

1. https://en.wikipedia.org/wiki/World_Wide_Web
2. https://en.wikipedia.org/wiki/World_Wide_Web
3. https://www.javatpoint.com/what-is-world-wide-web

Hypertext

• Hypertext is the text (word or phrase) displayed on documents or web pages, that hypertext has a reference ( hyperlink ) to other documents or websites or to parts of the same document (or 1 web page) that users can access immediately (eg click on that text).
• Hypertext is text associated with hyperlinks, that is, hypertext that allows users to move from one location to another with hyperlinks.
• Hypertext is part of hypermedia because hypermedia consists of text, image, audio, video … and the text of hypertext is usually blue and has an underscore when hovered over it.
• Hypertext is also called by the term “Hypertext link” because all Hypertext include 1 link (link) to another location.
• Hypertext documents (specific here ) – are documents containing hypertext links, items you can choose to view other topics or documents, and they are often referred to as connected links. together by hyperlink. Have a look at the pictures for the photos below.

Artwork 1:

Artwork 2:

Hyperlink

• Hyperlink, also known as link (ie 1url) is a reference (references) to the data that users want to see. When clicking on them will move the user to a part of it in (or is outside) a document or web page there.
• Hyperlinks often hide under text, image, graphic, audio, video … and highlighted when the user hovers over it. Hyperlink is activated when user clicks on hypertext or hypermedia.
• In a web page when hovering on something, the mouse pointer changes from arrow to hand and sometimes a tooltip appears when hovering over that is hypertext or hypermedia containing hyperlink.

Example 1 :
Below which text is green, the hypertext contains the hyperlink (url) of other web pages and the text is hypermedia containing one hyperlink of another page.

Example 2 :