Web" or "Web" is generally used to refer to the
enterprises, private organizations, universities, the
collection of sites and the information that can be
government, and the military (fig. 1-5). Each network
accessed from them when using the Internet.
contains thousands of individual websites that reside on
There are several layers of the World Wide Web.
web servers. The governing body of the Internet is an
These layers include networks operated by commercial
international organization known as InterNIC; it is
Figure 1-5.—Various layers of the Internet.
1-8
