Dr. Ghassan Samara
CS Department, Zarqa University
Schedule for Today
The OSI model
Challenges in Wireless Networking
Wireless Communication, Dr. Ghassan Samara, C
Wireless and Mobile Networking
How Wireless Technology is Used
Advantages and Disadvantages of Wireless
Evolution of Wirele
Chapter 1. The Wireless World: An Introduction to Concepts
Wireless Networks Defined
A wireless network enables people to communicate and access applications and information without wires.
This provides freedom of movement and the ability to extend appli
Document Type Definitions
Dr. Khaled ALqawasmi, Zarqa University,
WHAT ARE DOCUMENT TYPE
Definitions (DTDs) are a way to describe
fairly precisely the shape of the language.
This idea has parallels in human language.
Dr. Khaled Alqawasmi, Zarqa University 2014
Introduction to XML Schema
XML Schema is an XML-based alternative
An XML schema describes the structure of
an XML document.
The XML Schema language is also referred
to as XML Schema