Video 1

  • Computing device –> physical artifact that can hold and run a program.
  • Examples include tablets, phones, computers, and sensors
  • Network –> Group of interconnected computer devices which can send and receive data.
  • Bandwidth measured in bits per second.
  • Computing system: group of computing devices and programs working together for a joint purpose.
  • Packet Switching: the file is broken into packets and sent in some random order.

Video 2

  • “Narrow waist” model
  • Head to toe: Application, transport, internet, network access

Quiz

  • 2/3