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

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 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>

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 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.

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 including the defer attribute in a <script> tag?

A). To execute the script asynchronously.

B). To delay script execution until after the document is parsed.

C). To specify the scripting language used in the script.

D). To load an external script file.

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.

Which attribute is used to specify the location of an external JavaScript file in the <script> tag?

A). href

B). url

C). src

D). location

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.

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.