Q
Which scenario is suitable for placing JavaScript in the <head> section of an HTML document?

Answer & Solution

Answer: Option A
Solution:
JavaScript in the <head> section is suitable for tasks like initializing variables or configurations that need to execute before the rest of the page loads, ensuring that necessary setups are in place for other scripts or functionalities.
Related Questions on Average

What is the purpose of using the async attribute with an external JavaScript file in the <head> section?

A). To load and execute the script after HTML parsing.

B). To defer script execution.

C). To block rendering until script loads.

D). To ensure script execution order.

What happens if JavaScript code in the <head> section of an HTML document is not properly handled?

A). It may block rendering and cause delays.

B). It automatically moves to the <body>.

C). It gets executed twice.

D). It has no impact on the page.

Placing JavaScript at the end of the <body> section is beneficial for:

A). Improving page load speed.

B). Blocking page rendering.

C). Increasing script complexity.

D). Hiding script functionalities.

When using an external JavaScript file in the <head> section with the defer attribute, when does it get executed?

A). After the HTML content is fully parsed.

B). Before the HTML content is parsed.

C). As soon as it starts loading.

D). After all other scripts in the <head>.

Using the defer attribute with an external JavaScript file in the <body> section means that the script:

A). Loads and executes after HTML parsing.

B). Loads synchronously with HTML parsing.

C). Loads and executes before HTML parsing.

D). Loads but doesn't execute.

How can JavaScript be loaded asynchronously in the <body> section without blocking page rendering?

A). Using the defer attribute.

B). Using the async attribute.

C). Including scripts in the <head>.

D). Not possible in the <body>.

Using the defer attribute with an external script in the <head> section means that the script:

A). Loads and executes after HTML parsing.

B). Loads synchronously with HTML parsing.

C). Loads and executes before HTML parsing.

D). Loads but doesn't execute.

Placing JavaScript at the end of the <body> section of an HTML document can result in:

A). Faster initial page rendering.

B). Slower overall page loading.

C). No impact on page performance.

D). Delayed execution of JavaScript.

Which attribute can be used to make external JavaScript files load asynchronously in the <head> or <body> sections?

A). async

B). defer

C). sync

D). load

Variables declared in the <head> section of an HTML document are accessible:

A). Globally throughout the document.

B). Only within the <head> section.

C). Only after the page has fully loaded.

D). Nowhere in the document.

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