WGU D276 (New 2023/ 2024 Update) Web Development Foundations Exam | Guide with Questions and Verified Answers| 100% Correct GRADED A+

WGU D276 (New 2023/ 2024 Update) Web Development Foundations Exam | Guide with Questions and Verified Answers| 100% Correct QUESTION How many HTTP requests are made for a webpage that contains four web resources? Answer: 5. one for the html file and one for each resource QUESTION four parts of a HTTP request / response Answer: -start line -zero or more header fields -empty line -optional message body QUESTION start line Answer: specifies the HTTP version being used. A REQUESTS start line includes a request type and path; a RESPONSES start line includes a status code and phrase. QUESTION header field Answer: keyword followed by a colon and a value. Header fields supply additional information about the request or response QUESTION message body Answer: contains data being transferred between a web browser and web server. In a REQUEST, the message body may be empty or contain submitted form data. In a RESPONSE, the message body may contain the requested resource. QUESTION content-length Answer: number of bytes in the response's message body -the web browser uses the content length to determine how much data to expect from the web server QUESTION content-type Answer: media type of the response's message body -common media types: text/css, image/jpeg, application/pdf, video/quicktime QUESTION Date Answer: datetime the response was generated by the web server -Datetime values in HTTP headers are represented in Greenwich Mean Time (GMT), which is equal to Coordinated Universal Time (UTC) QUESTION last-modified Answer: Datetime the requested resource was last modified on the web server. -for resources that are dynamically created by the web server, the last modified datetime is often not provided QUESTION server Answer: identifies the web server software that generated the response -popular values for Server: Apache, Microsoft-IIS, nginx QUESTION Host Answer: the domain name for the requested path -some websites are hosted at the same IP address, so the Host field helps the web server determine which websites resource is being requested QUESTION