Answer & Solution
<script> tag tells the browser to load the script asynchronously while parsing the HTML, improving page loading speed and allowing other resources to load in parallel.
<script> tag tells the browser to load the script asynchronously while parsing the HTML, improving page loading speed and allowing other resources to load in parallel.
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 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.
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.
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 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.
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 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 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.
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.