{"id":129015,"date":"2023-11-29T12:33:54","date_gmt":"2023-11-29T12:33:54","guid":{"rendered":"https:\/\/learnexams.com\/blog\/?p=129015"},"modified":"2023-11-29T12:34:01","modified_gmt":"2023-11-29T12:34:01","slug":"wgu-d276-new-2023-2024-update-web-development-foundations-exam-guide-with-questions-and-verified-answers-100-correct","status":"publish","type":"post","link":"https:\/\/www.learnexams.com\/blog\/2023\/11\/29\/wgu-d276-new-2023-2024-update-web-development-foundations-exam-guide-with-questions-and-verified-answers-100-correct\/","title":{"rendered":"WGU D276 (New 2023\/ 2024 Update) Web Development Foundations Exam | Guide with Questions and Verified Answers| 100% Correct"},"content":{"rendered":"\n

WGU D276 (New 2023\/ 2024 Update) Web Development Foundations Exam | Guide with Questions and Verified Answers| 100% Correct<\/p>\n\n\n\n

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:<\/p>\n\n\n\n

    \n
  1. 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<\/li>\n<\/ol>\n\n\n\n

    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<\/p>\n\n\n\n

    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<\/p>\n\n\n\n

    user-agent
    Answer:
    Identifies the browser making the request
    -Browsers often identify themselves using a unique string of characters. The User-Agent field
    may be used by a web server to respond back with different resources depending on which
    browser made the request. Ex: A desktop page may be sent back to a desktop Chrome browser,
    but a mobile webpage may be sent back to an iPhone browser.
    QUESTION
    IANA (Internet Assigned Numbers Authority)
    Answer:
    a standards organization that manages various internet numbers and symbols, like global IP
    address allocation, root zone management in DNS, and media types. IANA maintains a list of
    HTTP headers that are currently active, obsolete, or experimental.
    QUESTION
    how to access Chrome’s developer tools (DevTools)
    Answer:
    by pressing Ctrl+Shift+i (Windows) or Command-Option-i (Mac)
    QUESTION
    HTTP request method
    Answer:
    indicates the desired action to perform on a resource
    ex: GET, HEAD, POST, PUT, DELETE
    QUESTION
    GET
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