Exam 2 Vocabulary Flashcards
IETF
Internet Engineering Task Force, develops and promotes voluntary internet standards and protocols, in particular the standards that comprise the Internet protocol suite (TCP/IP)
Internet
A group of computers and servers that are connected to each other
Net Neutrality
The principal that all Internet traffic should be treated equally by Internet Service Providers
IP Address
A number assigned to any item that is connected to the Internet
Packets
Small chunks of information that have been carefully formed from larger chunks of information
Protocol
A set of rules governing the exchange or transmission of data between devices
Network Redundancy
Having multiple backups to ensure reliability during cases of high usage or failure
Router
A type of computer that forwards data across a network
TCP
Transmission Control Protocol, provides reliable, ordered, and error-checked delivery of a stream of packets on the internet. TCP is tightly linked with IP and usually seen as TCP/IP in writing
DNS
Short for Domain Name System, this system translates domain name (like example.com) to IP addresses (like 93.184.216.34)
HTTP
HyperText Transfer Protocol, the protocol used for transmitting web pages over the Internet
URL
An easy-to-remember address for calling a web page (like www.code.org)
Website
A collection of interlinked web pages on the World Wide Web
Website Content
The raw text, images, and other elements included in a web page
Html
Hypertext Markup Language, a language used to create web pages
HTML Element
A piece of a website, marked by a start tag and often closed with an end tag
HTML Tag
The special set of characters that indicates the start and the end of an HTML element and that element’s type
Website Structure
The purpose of different pieces of content in a web page, used to help the computer determine how that content should be displayed
Heading
A title or summary for a document or section of a document
Digital Footprint
The collected information about an individual across multiple websites on the Internet
Citation
A quotation from or reference to a book, paper, or author, especially in a scholarly work
Copyright
The exclusive legal right to print, publish, perform, film, or record literary, artistic, or musical material, and to authorize others to do the same
Creative Commons
A collection of public copyright licenses that enable the free distribution of an otherwise copyrighted work, used when an author wants to give people the right to share, use, and build upon a work that they have created
Intellectual Property
A work or invention that is the result of creativity, such as piece of writing or a design, to which one has rights and for which one may apply for a patent, copyright, trademark, etc.
Bug
Part of a program that does not work correctly
Comment
A note in the source code of a computer program that helps explain the code to people who read it
Debugging
Finding and fixing problems in an algorithm or program
Indentation
The placement of text farther to the right or left of the surrounding text, making it easier to understand the program’s structure
Whitespace
Any character that shows up as a blank space on the screen, such as a space, a tab, or a new line, helps separate different parts of the document to make it easier to read
Hyperlink
A link from a HTML file to another location or file, typically activated by clicking on a time highlighted word or image on the screen
CSS
Cascading Style Sheets, a language used to describe how HTML elements should be styled
CSS Selector
The part of a CSS rule-set that defines which HTML elements the style should be applied to
Algorithm
A precise sequence of instructions for processes that can be executed by a computer
Relevant
Closely connected or appropriate to the matter at hand
Search Engine
A program that searches for and identifies items in a database that correspond to keywords or characters specified by the user, used especially for finding particular sites on the World Wide Web
Trustworthy
Able to be relied on as honest or truthful
CSS Class
An identifier that allows multiple elements in an HTML document to be styled in the same way
Bit Rate
The number of bits per second that can be transmitted along a digital network
Latency
The delay before a transfer of data begins following an instruction for its transfer
Bandwidth
A range of frequencies within a given band, in particular that used for transmitting a signal
Character Entity
A code used to represent a character that doesn’t belong to the document’s character set
Tags
<a>, <h1>, , , </h1><p> (name 2)</p></a>
LANs
A computer network that links devices within a building or group of adjacent buildings, Local Area Networks
WANs
A computer network in which the computers connected may be far apart, generally having a radius of half a mile or more, Wide Area Networks
Data Sent Over The Internet
Step 1: Information is divided into packets, labeled with numbers
Step 2: Those packets arrive at the destination, the information may not arrive in order or get sent through the same channels
Step 3: The information is then assembled with those numbers once all of the packets have reached the destination, if any of the packets fail to make it or get killed, then there can be a request for a new packet to be sent
