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18 Cards in this Set

  • Front
  • Back

Synchronous

RE: Communication between computers




both the sender and receiver are active at the same time



Asynchronous

RE: Communication between computers




Sending and receiving happen at different times

Broadcast

RE: Communication between computers




One sender connects to many receivers



Multicast

RE: Communication between computers




One sender connects to a specific group of receivers

Type of communication the Internet supports

Asynchronous point-to-point communication

Internet

a universal communication medium where each computer connected to the internet is connected to each other computer on the internet

Client/server interaction protocol

1) Client requests web page


2) Server sends information


3) Client processes information and displays web page

Web Server

A computer designed to store and send web page information

Internet Protocol address

A series of 4 unique 3 digit numbers used to identify the location of a specific computer

Domain

A related group of networked computers

Transmission Control Protocol/Internet Protocol

A process that sends information through the internet:


- Info is split into many different IP packets, each with a unique sequence number


- IP Packets are sent along the internet using whichever route is available


- Destination source collects and assembles the packets in the correct order

IP packets

These hold one unit of information, the destination IP address, and their sequence number

Wide Area Network (WAN)

The internet is a collection of these.




In these, computers are geographically far from each other, so information may be transmitted over several different point-to-point connections.

Local Area Network (LAN)

This connects computers close by with a related purpose, typically using a common wiring system called an Ethernet

Ethernet

A common wiring system typically used to link LANs

World Wide Web

A collection of files and computers called Web servers, which send files to the browsers on computers connected to the internet.

Universal Resource Locator (URL)

This is the location of a certain web page and is used by a computer's browser to request the web page information to be sent.



3 parts of a URL

ex: https://cse.wwu.edu/computer-science/pottsc2




Protocol: https:// - stands for Hypertext Transfer Protocol which tells the computer how to handle the file




Server's computer name: cse.wwu.edu is the server's domain name




Page's Pathname: /computer-science/pottsc2 tells the computer which file is requested