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WGU Web Development Applications Sample Questions (Q23-Q28):

NEW QUESTION # 23
Which HTML segment should a developer use to enable the Offline AppCache application interface (API)?

Answer: B

Explanation:
The correct HTML segment to enable the Offline AppCache application interface (API) is by specifying the manifest attribute in the <html> tag.
* AppCache Manifest: The manifest attribute in the <html> tag is used to specify the URL of the AppCach

NEW QUESTION # 24
Which code segment correctly defines a function in JavaScript?

A. Void addNumbers(a, b)
B. Function addNumbers (a, b)
C. Void addNumber(int a, int b)
D. Function addNumber (in a, int b)

Answer: B

Explanation:
In JavaScript, functions are defined using the function keyword followed by the name of the function, a set of parentheses (), and a block of code enclosed in curly braces {}.
* Function Definition Syntax:
* Correct Syntax:
function addNumbers(a, b) {
// function body
}
* Explanation:
* function: Keyword to define a function.
* addNumbers: Name of the function.
* (a, b): Parameters for the function.
* { ... }: Function body containing the code to be executed.
* Incorrect Options:
* A. Void addNumbers(a, b): JavaScript does not use void to define functions.
* C. Void addNumber(int a, int b): JavaScript does not use void or type declarations (int).
* D. Function addNumber (in a, int b): JavaScript functions do not use type declarations.
* References:
* MDN Web Docs - Functions
* W3Schools - JavaScript Functions

NEW QUESTION # 25
Given the following code:

Which type of user input does the developer request by specifying the pattern attribute?

A. Latitude/longitude
B. Date
C. price
D. Country code

Answer: A

Explanation:
The pattern attribute in the <input> element is used to specify a regular expression that the input's value must match for it to be considered valid. The given pattern -?d{1,3}.d+ matches strings that represent decimal numbers with an optional negative sign, typically used for latitude and longitude values.
* Pattern Explanation:
* -? allows for an optional negative sign.
* d{1,3} matches one to three digits.
* . matches a literal dot.
* d+ matches one or more digits.
* Usage Example:
<input type="text" pattern="-?d{1,3}.d+" placeholder="Enter latitude or longitude"> This pattern ensures the input matches the format of latitude/longitude values.
References:
* MDN Web Docs on <input> pattern attribute
* Regular Expressions Documentation

NEW QUESTION # 26
A developer needs to apply a red font color to the navigation, footer, and the first two of three paragraphs on a website.
The developer writes the following code:

Which CSS archives this developer's goal?

A. Padding
B. border
C. Content
D. Margin

Answer: C

Explanation:
To apply a red font color to the navigation, footer, and the first two of three paragraphs on a website, the correct CSS would use the content attribute to achieve the desired styling. However, the term "content" isn't correct in the given context. The appropriate answer involves directly specifying styles for these elements using CSS selectors.
Here's the correct CSS:
nav, footer, p.standard:nth-of-type(1), p.standard:nth-of-type(2) {
color: red;
}
Explanation:
* CSS Selectors: The selectors nav, footer, p.standard:nth-of-type(1), and p.standard:nth-of-type(2) are used to target the specific elements. The nth-of-type pseudo-class is used to select the first and second paragraphs.
* Applying Styles: The color: red; style rule sets the text color to red for the specified elements.
References:
* MDN Web Docs on CSS Selectors
* W3C CSS Specification on Selectors

NEW QUESTION # 27
Which 3D transform affects the distance between the z-plane and the user?

Answer: C

Explanation:
The perspective(n) method in CSS is used to affect the distance between the z-plane and the user, effectively changing the perspective depth of a 3D transformed element.
* perspective(n) Method: The perspective function defines how far the element is from the user. It affects the appearance of the 3D transformed element, giving it a sense of depth.
* Usage Example:
container {
perspective: 1000px;
}
In this example, the perspective is set to 1000 pixels, which defines the distance between the z-plane and the user.
* Properties:
* n: This represents the perspective distance. The lower the value, the more pronounced the perspective effect.
References:
* MDN Web Docs on perspective
* W3C CSS Transforms Module Level 1

NEW QUESTION # 28
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