CP102 Lecture Notes - Lecture 15: Data Validation, Network Administrator, American Broadcasting Company
Document Summary
Cp102 - lecture #15 - inner workings of the internet and coding and communicating on the internet. Internet identity: ip addresses and domain names. Computers transmit data in a group or burst. Processor works on next task and ceases to communicate until ready to transmit next burst. Circuit would have to remain open, therefore unavailable to other systems, or have to be reestablished for each burst. Labelled with the email and how to reorganize the email. Protocol the internet uses for transmitting data. Each device connected to the internet required to have a unique number. Step 1: your browser requests information from abc. com. Step 2: your isp"s server asks the dns to turn that into an ip address. Step 3: if the dns server doesn"t know the ip address, it asks the root server for that ip address. Step 4: the root server provides the ip address.
