What Is The Internet Flashcards
What is the internet
A bunch of connected devices ie laptops, desktops, refrigerators
How does the internet use routing
By using machines that connect my data to somebody else like a telephone
How are individual machines identified
IP addresses - internet protocols
What is a network of network computers connected to each other
The internet
How does data from my computer to another computer
WiFi network is powered by at and t using cables that are buried underground, along the roads, under sea cables that go all over the globe.
How does my data make its way along the cables
It’s pulses of light, electrons going down the network
What is the infrastructure that makes it all possible with machines, devices, cables, fiber optic cables, home wifi networks, etc.
The internet
The internet carries things and services like file sharing, online gaming, streaming services and Carrie’s content that is sent via the internet and ONE of those system is
The World Wide Web
What is the infrastructure that enables many things like the World Wide Web
The internet
Definition of the World Wide Web
An info system where we share documents and resources over the internet
Def of URL - uniform resource locators
The resources and documents that are shared of the web are called URL
What do web browsers allow us to do?
Request and view resources over the web
What are some things that the internet allows us to do?
Streaming services, email, and other things. The www is just one portion of what the internet allow.
How are resources identified on the web
Via URL
How is the information TRANSFERRED over the web?
Via HTTP hyper text transfer PROTOCOL
Http - the foundation
Foundation of how the web works, how we communicate and how we request and share information
What is the HTT protocol?
A standardized set of rules for how a form of communication should work
What are Web server - not other type of servers like video game servers
They are machines connected to the internet where there job is to satisfy request coming in via the web aka web requests
At its core the web is
A system of sharing resources of over the internet and built on the HTT protocol
A job if the server if a request is unknown
If I request a bad url, The server will tell me that url is not accurate and will send back a diff page
What is the client
Machine , computer or device that is requesting something from a server
What side do Things happen in the browser
The client side
What side does things happens on the Reddit, wikepedia side, etc side?
The server side
What happens when the server responds to something and I hit enter
My web browser is sending an http requests that will make it to reddits servers, the server responds with code that my browser understands and can display for me
What is the job of the browser
To take code aka instructions that comes from an http response and render the content or display content for human eyes, human ears.
What are the three tools that front end developme t focuses on that runs in the browser
HTML, CSS and JavaScript
What are some of the tools that backend dev use that are found in the server?
Java python
