Q
How do external JavaScript references contribute to improved website performance?

Answer & Solution

Answer: Option Option D
Solution:
External JavaScript references contribute to improved website performance by decreasing page load times, especially when scripts are cached by browsers and reused across multiple pages.
Related Questions on Average

What is the purpose of using external CSS stylesheets instead of inline CSS styles?

A). To increase code modularity

B). To reduce page load times

C). To improve accessibility

D). To simplify debugging

Which attribute is used in the <img> tag to specify the source (URL) of an external image file?

A). link

B). href

C). src

D). source

What is the purpose of using external JavaScript references in web development?

A). Improving database performance

B). Enhancing security

C). Organizing code for reuse

D). Creating dynamic animations

How can you specify the type of an external CSS file in the <link> tag?

A). <link type='text/css' href='styles.css'>

B). <link href='styles.css'>

C). <link rel='stylesheet' href='styles.css'>

D). <link src='styles.css'>

How does referencing an external image in HTML differ from referencing an external JavaScript file?

A). It uses the <img> tag with the src attribute pointing to the image file's URL

B). It uses the <script> tag with the src attribute pointing to the JavaScript file's URL

C). It uses the <link> tag with the rel attribute set to 'image'

D). It uses the <style> tag with the src attribute pointing to the image file's URL

Which of the following is a benefit of using external references for images rather than embedding images in HTML?

A). Improved SEO rankings

B). Reduced HTTP requests

C). Enhanced image quality

D). Faster rendering of images

Which of the following is an advantage of using external CSS stylesheets in web development?

A). Reduced server load

B). Improved code organization

C). Faster page loading times

D). Increased security

What is the purpose of using external references for CSS stylesheets in web development?

A). To reduce code readability

B). To improve code organization

C). To complicate code maintenance

D). To increase page load times

Which of the following is a disadvantage of using external JavaScript references in web development?

A). Increased server load

B). Reduced code modularity

C). Slower rendering of HTML content

D). Limited cross-browser compatibility

How can you include an external CSS file in an HTML document using the <link> tag?

A). <link src='styles.css'>

B). <link rel='stylesheet' href='styles.css'>

C). <link type='text/css' href='styles.css'>

D). <link style='styles.css'>