How can you include an external JavaScript file using the C). <script type='text/javascript' src='script.js'></script> D). <js src='script.js'></js>

Answer & Solution

Answer: Option A

Solution:

The correct way to include an external JavaScript file is by using the format, where src specifies the URL of the external JavaScript file.

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>

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.

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 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.

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

What happens if the src attribute is used along with inline JavaScript code inside the <script> tag?

A). The inline code is ignored, and only the external file specified in src is loaded.

B). Both the inline code and the external file specified in src are loaded.

C). The browser throws an error because the src attribute cannot be used with inline code.

D). Only the inline code is executed, and the external file specified in src is ignored.

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 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 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.

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