ITM 100 Lecture Notes - Lecture 12: Wide Area Network, Radio-Frequency Identification, Wimax

• School: Ryerson University
• Department: Information Technology Management
• Course: ITM 100
• Professor: Raymond Moss

Document Summary

Telecommunication system - enables data transmission over public or private networks. Network - a system created by linking 2+ computers and establishing protocols, so that they can work together. Voice over ip (voip) - uses tcp/ip technology to transmit voice calls over long-distance telephone lines. Networking businesses: virtual private network (vpn) - a way to use public telecommunication infrastructure (e. g. , internet) to, valued-added network (van) - a private network, for exchanging info through a secure connection. provide secure access to an organization"s network. Personal digital assistants (pda) - are small, handheld computers capable of entirely digital communications transmission. Location based services (lbs) - wireless mobile content services that provide location-specific data to cusers moving from location to location. Global position systems (gps) - a constellation of 24 well-spaced satellites that orbit the earth and make it possible for people to pinpoint their geographical location.