Web-Development-Applications Exam Dumps : WGU Web Development Applications (KVO1)

To create a slider field that accepts a numeric value ranging from 1 through 10, the input element with type="range" should be used. The min and max attributes define the range of acceptable values.

HTML Input Type range:

Purpose: The range type is used for input fields that should contain a value from a specified range.

Attributes:

type="range": Specifies that the input field should be a slider.

min="1": Sets the minimum acceptable value.

max="10": Sets the maximum acceptable value.

Example:

Given the HTML:

Options Analysis:

Option A:

This creates a numeric input field, not a slider.

Option B:

This is the correct option that creates a slider field with the specified range.

Option C:

This creates a numeric input field, not a slider.

Option D:

This creates a slider but lacks the min attribute, so it doesn't fully meet the requirement.

References:

MDN Web Docs -

W3Schools - HTML Input Range

By using the correct attributes, the slider field will allow users to select a value between 1 and 10.

To ensure that a message appears if the user’s browser does not support the audio files on a web page, the developer should use the

Correct Usage:

Fallback Content: Place the message as fallback content inside the

Example:

No mpeg support.

Explanation of Options:

Option A: Incorrect. The alt attribute is not valid for the element.

Option B: Incorrect. The alt attribute is not valid for the

Option C: Incorrect. The alt attribute is used incorrectly in the

Option D: Correct. The message "No mpeg support." is placed correctly as fallback content inside the

References:

W3C HTML5 Specification - The audio element

MDN Web Docs -

Using the fallback content inside the

The element in HTML5 is used to render images and graphics dynamically through JavaScript. It is a powerful feature for creating graphics, game visuals, data visualizations, and other graphical content directly in the browser.

Canvas Element: The element is an HTML tag that, with the help of JavaScript, can be used to draw and manipulate graphics on the fly.

Usage Example:

In this example, a red rectangle is drawn on a canvas element.

References:

MDN Web Docs on

W3C HTML Canvas 2D Context Specification