MIS 111 Lecture Notes - Lecture 40: Cloud Computing Security, Tier 1 Network, Cloud Computing

• School: University of Arizona
• Department: Management Info Systems Main
• Course: MIS 111
• Professor: ALL

Document Summary

Digital is much better way of sending messages over long distances. Analog picks up noise and interference as it travels. Noise/interference is not a problem for digital. Multiple companies were providing the same service. Tier 1 isp heavy duty backhaul systems, high capacity. Nap like an airline hub t be able to connect across different services. Tcp is individual message level, ip is at computer level. Packet switch communication cant move forward until everyone has arrived. Will ask about three service models on exam.