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URI Request Basics

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Questions and Answers

What is a Uniform Resource Name (URN) used for?

Defining the status of an HTTP response
Specifying the location of a resource
Providing an alternate URI for redirection
Identifying resources with unique names (correct)

In an HTTP response status line, what does the first digit of the status code indicate?

Client Error class of the status code
Success class of the status code
Server Error class of the status code
Informational class of the status code (correct)

Which HTTP response status code indicates that an alternate URL is supplied for redirection?

404 Not Found
501 Not Implemented
200 OK
300 Multiple Choices (correct)

What does the 'Expires' header field in an HTTP response specify?

The date after which the client's copy of the resource will be out-of-date (A) Signup and view all the answers

What is the purpose of ETag in an HTTP response?

Identify a unique version of the requested resource (B) Signup and view all the answers

What are the primary tasks of web browsers?

Convert web addresses (URL's) to HTTP requests and communicate with web servers via HTTP (C) Signup and view all the answers

Which part of a web browser is used to specify text/image format?

Menu bar (D) Signup and view all the answers

What distinguishes static web pages from dynamic ones?

Dynamic pages can change their contents, while static pages remain the same each time they are accessed. (A) Signup and view all the answers

Why must web pages providing online services and e-commerce have dynamic content?

To improve user experience and tailor services to individual users (D) Signup and view all the answers

What is the purpose of the Status bar in a web browser?

Show the progress of loading a webpage or status information related to links when hovered over (A) Signup and view all the answers

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