Learn how data can be used to drive decision making
Crash Course #28 - Computer Networks
What term describes the time it takes for a message to transfer over a network?
In what decades did the first computer networks appear?
What were some of the common advantages to early computer networks within a workplace?
What does LAN stand for?
What network system using a cable to connect computers became dominant?
What is a MAC address, and what does it stand for?
What term describes the rate at which a carrier can transfer data?
What problems arise as a result of collisions, and how does ethernet resolve it?
What is exponential backoff and how does it work?.
What do we use to split up collision domains?
What is circuit switching, and why is it problematic?
What is message switching, and what are its advantages?
What term describes the number of stops a message takes when travelling?
What is a packet?
What is IP?
What is an IP address?
Can packets arrive at the destination out of order? Why does this matter?
Why was packet switching initially developed?
What was the world's first packet switch network and the ancestor to the modern internet called?
Crash Course #29 - The Internet
What does a WAN stand for?
What does ISP stand for?
Give an example of an ISP.
What tool does Crash Course get that console window to display the path their data took across the internet?
What does UDP stand for?
UDP includes a number that helps move the packet to the correct program on a computer. What is this number called?
What special number does a UDP packet include that makes it possible to check if all of the data arrived?
What are the advantages and disadvantages of UDP?
What does TCP stand for?
What additional information does a TCP packet contain?
After a packet is sent using TCP/IP, what does the sender expect from the receiver?
What are the advantages and disadvantages of TCP?
What sort of application is this especially problematic for?
What does DNS stand for?
What does DNS do?
What are some examples of top level domains?
What are some examples of second level domains?
What are some examples of subdomains?
Crash Course #30 - The World Wide Web
What is the difference between the internet and the world wide web?
What is a hyperlink?
What does URL stand for?
What does HTTP stand for?
What error do you get when a page is not found?
What does HTML stand for?
In what year was the world wide web born?
What was Jerry and David's guide to the world wide web renamed?
Curated guides like this became unwieldy; what sort of thing replaced them?
How did early search engines like jump station order results, and how did people game the system?
How did google's early algorithm differ from this system, leading to its own success?
Note: Google changed its algorithm in 2007 to prevent an exploit to the system, known as Google Bombing. It's a pretty fun topic to read up on.
Define net neutrality