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
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.
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.
What is the purpose of the language attribute in the <script> tag?
A). It specifies the scripting language used in the script.
B). It defines the content type of the script file.
C). It indicates whether the script is inline or external.
D). It specifies the version of HTML used in the document.
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.
Which attribute can be used to include a JavaScript file asynchronously?
A). async='true'
B). defer='async'
C). type='async'
D). async
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 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.