A user is a person who browses the Internet and may create content. Pretty much everyone is
a user of the Internet.
A browser is a computer program that displays HTML files, used to navigate the World Wide Web.
A device is something that can access computer networks and more. There are a varity of
different kinds of devices such as your phone, computer and laptop.
An ISP is short for Internet Service Provider. An ISP is a company that provides people
and other companies access to the Internet and other related services.
A webpage is a page or document connected to the World Wide Web. The are webpages relating
to many different things.
The World Wide Web is an information system on the Internet that allows documents to be
connected to other documents by hypertext links, enabling the user to search for information
by moving from one document to another.