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

Answer & Solution

Answer: Option A
Solution:
By placing JavaScript at the end of the <body>, it allows the HTML content to render first, leading to faster initial page rendering. It doesn't slow down the overall page loading; instead, it improves perceived performance by displaying content to users quickly.
Related Questions on Average

Variables declared in the <body> section of an HTML document have what scope by default?

A). Local to the script or function.

B). Global throughout the document.

C). Limited to the <body> section.

D). Not accessible in 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

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 is the purpose of using the async attribute with an external JavaScript file?

A). To load the script asynchronously.

B). To defer script execution.

C). To block rendering until script loads.

D). To ensure script execution order.

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

A). Initializing variables or configurations.

B). Dynamic content manipulation.

C). User interaction scripts.

D). External script loading.

When JavaScript is placed in the <head> section of an HTML document, it can:

A). Execute before page rendering.

B). Execute after page rendering.

C). Block rendering until execution.

D). None of the above.

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>.

Which attribute should be used for loading external JavaScript files without blocking rendering in the <head> or <body> sections?

A). async

B). defer

C). sync

D). load

Placing JavaScript in the <head> section can impact page load times because:

A). It blocks rendering until executed.

B). It loads scripts asynchronously.

C). It reduces HTTP requests.

D). It has no impact on loading.

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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