Q
What is the purpose of using external JavaScript files instead of inline code?

Answer & Solution

Answer: Option A
Solution:
Using external JavaScript files instead of inline code reduces code redundancy and promotes code reusability, as the same script can be included and used across multiple HTML pages without duplicating the code.
Related Questions on Average

Where is the recommended place to include external JavaScript files in an HTML document?

A). Inside the <head> section.

B). Before the closing tag.

C). After the opening tag.

D). Inside the <body> section, anywhere.

What is the purpose of the type attribute in the <script> tag?

A). It specifies the version of HTML used in the document.

B). It specifies the scripting language used in the script.

C). It defines the content type of the script file.

D). It indicates whether the script is inline or external.

What attribute of the <script> tag allows asynchronous loading of scripts?

A). type='async'

B). async='true'

C). defer='async'

D). async

How can you include an external JavaScript file using the <script> tag?

A). <script src='script.js'></script>

B). <script>src='script.js'

C). <script type='text/javascript' src='script.js'></script>

D). <js src='script.js'></js>

What happens if the src attribute is used along with inline JavaScript code inside the <script> tag?

A). The inline code is ignored, and only the external file specified in src is loaded.

B). Both the inline code and the external file specified in src are loaded.

C). The browser throws an error because the src attribute cannot be used with inline code.

D). Only the inline code is executed, and the external file specified in src is ignored.

What is the correct way to include an inline JavaScript code block using the <script> tag?

A). <script type='text/javascript'>...</script>

B). <script inline>...</script>

C). <script>

D). <js>...</js>

What is the purpose of using the async attribute in the <script> tag?

A). To ensure the script is executed after the document is parsed.

B). To execute the script synchronously.

C). To load the script asynchronously, improving page load performance.

D). To delay script execution until user interaction.

Which scenario is ideal for using the async attribute in the <script> tag?

A). When the script must be executed in a specific order.

B). When the script contains critical functionality that should not be delayed.

C). When the script can be executed independently and does not depend on other scripts or document elements.

D). When the script must be executed after the document is parsed.

What is the purpose of the <noscript> tag in HTML?

A). It specifies that JavaScript should not be executed on the page.

B). It provides fallback content for browsers that do not support JavaScript.

C). It includes external JavaScript files in the document.

D). It allows asynchronous loading of scripts.

Which attribute of the <script> tag is used to delay script execution until after the document is parsed?

A). type='defer'

B). async='false'

C). defer='true'

D). defer