a machine that can run a program, including computers, tablets, servers, routers, and smart sensors
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Computing System
a group of computing devices and programs working together for a common purpose
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Computing Network
a group of connected computers that can send or receive data. In our scenario, the string
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Path
the series of connections between computing devices on a network starting with a sender and ending with a receiver; how a message gets from its starting point to its end point
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Bandwidth
The amount of data that can be transmitted over a network in a given amount of time
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Router
A device that transfers data from one network to another in an intelligent way (in our scenario, the person we gave our letters to)
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Redundancy
the inclusion of extra components that can be used to mitigate failure of a system if other components fail
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Fault Tolerat
When a system can support failures and still continue to function
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Protocol
A set of rules governing the exchange or transmission of data between devices.
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IP Address
A number that uniquely identifies each computer or device connected to the Internet.
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Packets
Information on the Internet is not sent all at once, but is instead broken into smaller chunks of data called _______
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Transmission Control Protocol
a standard that defines how to establish and maintain a network conversation by which applications can exchange data. This protocol is slower, but it is more accurate.
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User Datagram Protocol
a network conversation that simply sends all the packets. This protocol is faster, but it is less accurate.
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Scalability
the capacity for the system to change in size and scale to meet new demands
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The Domain Name System (DNS)
the system responsible for translating domain names like example.com into IP addresses
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Hypertext Transfer Protocol (HTTP)
a protocol for computers to request and share the pages that make up the world wide web on the Internet
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GET Request
An HTTP method in which the client requests data such as a webpage. The client might provide some data as part of the request in the query string of the URL.
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Internet Service Provider (ISP)
A company that connects computers to the internet for a fee (For example: Spectrum or AT&T)
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IPV6
The Internet Protocol version 6 provides a large number of new addresses to route Internet traffic, using "from" and "to" addresses written as colon-hexadecimal notation, such as "fe80::42:acff:feaa:1bf0".
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Hypertext Transfer Protocol (HTTP)
a protocol for computers to request and share the pages that make up the world wide web on the Internet
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POST request
An HTTP method that accepts data from the client, such as posting a comment on a website. This method is used any time the state of the server will be changed.
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Digital Certificates
data files used to establish and certify the identity of users and electronic assets for protection of online transactions
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Wifi
A wireless method of sending information using radio waves
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Packet Metadata
Data added to packets to help route them through the network and reassemble the original message.
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Web Pages
documents or files, written in HTML, that are stored on a web server and can be viewed over the internet using a web browser
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Browsers
software programs that allow you to view webpages, such as Internet Explorer, Safari, Firefox, or Google Chrome
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