D276 - Web Development Foundations Exam Questions and Answers 100% Pass

D276 - Web Development Foundations Exam Questions and Answers 100% Pass What is the move towards separating document structure, presentation, and webpage interaction called? - Correct Answer ️️ -Separation of concerns What is a packet? - Correct Answer ️️ -Information sent on the Internet What does an IP address represent? - Correct Answer ️️ -A computer's unique address on the Internet What is the format of a typical IP address? - Correct Answer ️️ -32 bits divided into four 8-bit groups What is IPv4? - Correct Answer ️️ -The original Internet Protocol with 32-bit addresses What is IPv6? - Correct Answer ️️ -A new version of Internet Protocol with 128-bit addresses What does DNS stand for? - Correct Answer ️️ -Domain Name Server What are root servers? - Correct Answer ️️ -Thirteen main DNS servers in the world What is a domain name registrar? - Correct Answer ️️ -Services that allow domain name registration What is a domain name? - Correct Answer ️️ -A name for an IP address What does TLD stand for? - Correct Answer ️️ -Top-level Domains Give examples of TLDs. - Correct Answer ️️ -.com, .net, .org, .edu, .gov What does ccTLD stand for? - Correct Answer ️️ -Country Code Top-Level Domain Give examples of ccTLDs. - Correct Answer ️️ -.uk (United Kingdom), .us (United States), .ru (Russia) What does SLD stand for? - Correct Answer ️️ -Second-Level Domain What is an example of an SLD? - Correct Answer ️️ -'wikipedia' in What does TLD stand for? - Correct Answer ️️ -Third-Level Domain What is an example of a TLD? - Correct Answer ️️ -'www' in What does URL stand for? - Correct Answer ️️ -Uniform Resource Locator What is a URL? - Correct Answer ️️ -The location of a web resource, such as What is a scheme in a URL? - Correct Answer ️️ -Characters at the beginning of a URL followed by a colon (:) or a colon and double slashes (://) Give examples of common schemes. - Correct Answer ️️ -http, https, mailto, file What is a hostname in a URL? - Correct Answer ️️ -The complete domain name following the scheme in a URL What is a path in a URL? - Correct Answer ️️ -The characters to the right of the hostname in a URL What is a query string in a URL? - Correct Answer ️️ -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? - Correct Answer ️️ -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? - Correct Answer ️️ -The status code that a web server returns to a browser when a requested webpage is not found What is linkrot? - Correct Answer ️️ -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? - Correct Answer ️️ -Transmission Control Protocol / Internet Protocol What is TCP/IP? - Correct Answer ️️ -A protocol suite that governs how data packets are transferred over the Internet from one machine to another What is an HTTP request? - Correct Answer ️️ -A message sent from the web browser to the web server What is an HTTP response? - Correct Answer ️️ -A message sent from the web server back to the web browser in response to an HTTP request What is Content-Length? - Correct Answer ️️ -Number of bytes in the HTTP response's message body What is Content-Type? - Correct Answer ️️ -Media type of the HTTP response's message body What is Date in an HTTP response? - Correct Answer ️️ -Datetime the HTTP response was generated by the web server What is Last-Modified in an HTTP response? - Correct Answer ️️ -Datetime the requested resource was last modified on the web serve