Lesson 3 Review
1. Markup tags include container, empty and stand-alone non-empty tags. Which tag
types are valid in XHTML?
ANSWER: Valid XHTML Markup tags must declare a DTD ( Document Type Definition , Defines syntax,
structur and vaocabullarylibrary. O
IPv4 is the Internet Protocol used to connect devices on a network to the
Internet through an address system.
IPv4 Ethernet is capable of over four
billion addresses. The 32-bit numeric address is groups of four numbers ranging
from zero to 255, known as