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D276 - Web Development Foundations 3.5 (4 reviews) Students also studied Terms in this set (138) Western Governors UniversityIT C182 Save
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Teacher cmw Practice questions for this set Learn1 / 7Study using Learn What is the optional attribute used with the >
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What is the format of a typical IP address?32 bits divided into four 8-bit groups What is IPv4?The original Internet Protocol with 32-bit addresses What is IPv6?A new version of Internet Protocol with 128-bit addresses What does DNS stand for?Domain Name Server What are root servers?Thirteen main DNS servers in the world What is a domain name registrar?Services that allow domain name registration What is a domain name?A name for an IP address What does TLD stand for?Top-level Domains Give examples of TLDs..com, .net, .org, .edu, .gov What does ccTLD stand for?Country Code Top-Level Domain Give examples of ccTLDs..uk (United Kingdom), .us (United States), .ru (Russia) What does SLD stand for?Second-Level Domain What is an example of an SLD?'wikipedia' in wikipedia.org What does TLD stand for?Third-Level Domain What is an example of a TLD?'www' in www.stanford.edu What does URL stand for?Uniform Resource Locator
What is a URL?The location of a web resource, such as http://www.google.com
What is a scheme in a URL?Characters at the beginning of a URL followed by a colon (:) or a colon and
double slashes (://)
Give examples of common schemes.http, https, mailto, file What is a hostname in a URL?The complete domain name following the scheme in a URL What is a path in a URL?The characters to the right of the hostname in a URL What is a query string in a URL?Optional characters to the right of the question mark (?) in a URL that provide data for the web server What is a fragment in a URL?Optional characters at the end of a URL that with a hash character (#) and refer to a certain location within a webpage
What is a 404?The status code that a web server returns to a browser when a requested webpage is not found What is linkrot?When content is removed from the web and the URLs that used to point to the content now return a 404 (not found) status code What does TCP/IP stand for?Transmission Control Protocol / Internet Protocol What is TCP/IP?A protocol suite that governs how data packets are transferred over the Internet from one machine to another What is an HTTP request?A message sent from the web browser to the web server What is an HTTP response?A message sent from the web server back to the web browser in response to an HTTP request What is Content-Length?Number of bytes in the HTTP response's message body What is Content-Type?Media type of the HTTP response's message body What is Date in an HTTP response?Datetime the HTTP response was generated by the web server What is Last-Modified in an HTTP response?Datetime the requested resource was last modified on the web server What is Server in an HTTP response?Identifies the web server software that generated the HTTP response What is the design principle of breaking up web content? Separation of concerns What is an HTML element?A single HTML structure represented with tags What is a tag?A descriptive name surrounded by < and> characters used to display content What is a link?A clickable item that opens another webpage when clicked What is CSS?Cascading Style Sheets - a language for describing webpage styling What is a CSS rule?Specifies styling properties for specific HTML elements What is JavaScript?A programming language that runs in a browser What is a function?A named group of statements that can be executed What is a variable?Stores a value or a reference to a webpage element What is the optional attribute used with the >
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