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

Which attribute can be used to include a JavaScript file asynchronously?

A). async='true'

B). defer='async'

C). type='async'

D). async

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.

How can you specify the version of JavaScript used in a <script> tag?

A). By including the version attribute in the <script> tag.

B). By specifying the JavaScript version in the opening <script> tag comment.

C). By using the type attribute with the appropriate MIME type.

D). By placing the JavaScript code within a CDATA section.

In which scenario is it beneficial to use the defer attribute in the <script> tag?

A). When the script should be executed synchronously.

B). When the script is critical for page functionality and must execute immediately.

C). When the script can be loaded asynchronously and executed after the document is parsed.

D). When the script must be executed before the document is fully loaded.

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

How does the browser handle the execution of a <script> tag with the defer attribute?

A). It delays script execution until after the document is parsed, maintaining script order.

B). It executes the script as soon as it's available, even if the document is still parsing.

C). It waits for user interaction before executing the script.

D). It prevents the script from executing until the user interacts with the page.

When including multiple <script> tags in an HTML document, what determines the order of script execution?

A). The order in which the <script> tags appear in the HTML document.

B). The order specified by the async attribute in each <script> tag.

C). The alphabetical order of the script filenames.

D). The defer attribute in each <script> tag.

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.

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

A). type='async'

B). async='true'

C). defer='async'

D). async

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

A). To reduce code redundancy and promote code reusability.

B). To execute JavaScript code asynchronously.

C). To ensure inline code executes before external code.

D). To improve security by isolating JavaScript code.