AP Classroom notes 4.1

Video 1

Computers need to communicate with each other
Computers are capable of sending and receiving data
Packet
- A small amount of data sent over a network
- Each packet includes source and destination info
- Needed to speed up the process of sending and receiving information
Computer system
- A group of computing devices and programs working together for a joint purpose
Computer network
- group of interconnected computing devices capable of sending or receiving data
Routing
- Process of finding a path from sender to receiver
Path
- a sequence of directly connected computing devices that begins at the sender and ends at the receiver
Bandwidth
- the max amount of data that can be send in a fixed amount of time on a computer network
- Measured in bits per second

Computer Protocol Models
- Open Systems Interconnect (OSI)
  - Layers you have to go through to communicate
- Transmission Control Protocol (TCP)
  - Establishes a common standard for how to send messages between devices on the internet
- Internet Engineering Task Force (IETF)
  - Manages the development of standards and technical discussions concerning the internet in an open and collaborative process
World Wide Web is a set of sites and pages that can be accessed through the internet

College Board & PBL topics:
- Working with group on design and functionality of final trimester project
- Taking detailed video notes on each College Board topic weekly
- Reviewing MCQ questions