Module 5

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    Lance

    Cards (27)

    • ARPA - Advanced Research Projects Agency
    • Advanced Research Projects Agency - created in response to the launch of Sputnik that led us to space age.
    • DARPA - Defence Advanced Research Projects Agency - created and when the internet first sprang.
    • TCP/IP - Transmission Control Protocol - designed to allow networks running on different protocols to have an intermediary protocol that would allow them to communicate.
    • Internet - simply means "an interconnected network of networks".
    • Packet - the fundamental unit of data transmitted over the internet.
    • Switch - a network device that connects multiple hosts together and forwards packets based on their destinations within the local network.
    • Router - a device that receives and analyzes packets and then routes them towards their destinations. Also used to connect one network to another network.
    • IP Address - it is a unique identifying number on every device on the internet used in (PC, tablet, smartphone, etc).
    • IPv4 (version 4) - format of numbers ranging from 0 and 255 separated by a period.
    • IPv6 - format of 8 groups of four hexadecimal digits.
    • Domain Name - is a human-friendly name, convenient for remembering a website. (Followed by a dot and Top-Level Domain(TLD) e.g.: Wikipedia.org)
    • DNS - Domain Name Server/System - acts as the directory of websites on the internet.
    • Packet-switching - when a message's packet are sent on the internet, routers try to find the optimal route for each packet.
    • Protocol - set of rules that govern how communications take place on a network.
    • FTP - File Transfer Protocol - is a communication rules for transferring files from one host to another.
    • Tim Berners-Lee - introduced his World Wide Web project which provided an easy way to navigate on the internet through the use of hypertext.
    • NSF - National Science Foundation - manages the Internet in 1980s and early 1990s.
    • Dot-Com Bubble - new commercialization of internet technology.
    • Killer App - use if device that becomes so essential that large numbers of people will buy the device just to run the application.
      • For personal computer: spreadsheet
    • Bluetooth - created in 1994 by Ericsson, intended to replace wired connections between devices.
    • Client Server Computing - provides standalone devices such as personal computers, printers, and file servers to work together.
    • Intranet - provides web-based resources for the users within an organization. The webpages are not accessible to the public outside the company.
    • Extranet - it allows organizations/companies to be able to collaborate with it's customers or suppliers while maintaining security.
    • Microsoft SharePoint - supports employee collaboration. Software application of Microsoft.
    • Cloud Computing - allows to store data on storage devices somewhere on the internet.
    • Metcalfe's Law - a law that describes how computing power is increasing over time.