You have been hired to work in the security division of a global Tier One ISP. You have been
given a staff of 25 people all new to network security. You wish to bring them all up to speed on
the components of the Internet and how they interact. Which one of the following is not a major
component of the Internet?

A.
The Backbone

B.
NAPs (Network Access Points)

C.
ISPs (Internet Service Providers)

D.
NICs (Network Information Centers)

E.
DNS (Domain Name Service)