Chapter 9 Power Point

Chapter 9 Power Point - Communications Communication...

Info iconThis preview shows pages 1–4. Sign up to view the full content.

View Full Document Right Arrow Icon
1 Communications Communication Channels Connection Devices Data Transmission Networks Network Types Network Architecture Organizational Intranets Communications Communications is the process of sharing data, programs, and information between two or more computers. Applications include e-mail, instant messaging, Internet telephones, and electronic commerce. Aspects: •Connectivity •The Wireless Revolution •Communications Systems Communications The Wireless Revolution Connectivity is the concept related to using computer networks to link people and resources. You can link and connect to large computers and the Internet providing access to extensive information resources.
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
2 Communications Connectivity Connectivity is the concept related to using computer networks to link people and resources. You can link and connect to large computers and the Internet providing access to extensive information resources. Communications The Wireless Revolution Mobile or wireless telephones have brought dramatic changes in connectivity and communications. These wireless devices are becoming widely used for computer communications. Communications Communication Systems Communications Systems transmit data from one location to another. Four basic elements are: •Send and receiving devices •Communication channel (transmission medium) •Connection (communication) devices •Data transmission specifications
Background image of page 2
3 Communication Channels Communications channels carry data from one computer to another. Physical Connections Physical connections use a solid medium to connect sending and receiving devices. These connections include telephone lines (twisted pair), coaxial cable, and fiber optic cable. Communication Channels
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 4
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 04/03/2008 for the course CIS 105 taught by Professor Mccarthy during the Fall '08 term at ASU.

Page1 / 9

Chapter 9 Power Point - Communications Communication...

This preview shows document pages 1 - 4. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online