Answer & Solution
<script>
tag is beneficial when the script can be loaded asynchronously and executed after the document is parsed. This allows the HTML content to be fully loaded before script execution, improving page loading performance.
<script>
tag?
<script>
tag is beneficial when the script can be loaded asynchronously and executed after the document is parsed. This allows the HTML content to be fully loaded before script execution, improving page loading performance.
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 attribute of the <script>
tag allows asynchronous loading of scripts?
A). type='async'
B). async='true'
C). defer='async'
D). async
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
Which of the following is true about inline JavaScript code execution?
A). It always executes before external JavaScript files.
B). It executes simultaneously with external JavaScript files.
C). It executes after external JavaScript files.
D). It depends on the order of inclusion in the HTML document.
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.
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.
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 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 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.
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
D). Inside the <body>
section, anywhere.