Q
What is the primary purpose of using document.write() in JavaScript?

Answer & Solution

Answer: Option Option C
Solution:
The primary purpose of using document.write() in JavaScript is to generate and output dynamic content to a webpage. It allows for the creation of HTML content dynamically, which can be inserted directly into the document during runtime, providing flexibility in generating content based on user interactions or other conditions.
Related Questions on Average

Which scenario is appropriate for using document.write() in JavaScript?

A). Displaying static content on a webpage.

B). Updating content within specific HTML elements.

C). Generating dynamic content based on user interactions.

D). Validating form data before submission.

Which approach should be followed when using document.write() in JavaScript for dynamic content?

A). Encapsulating JavaScript code within functions.

B). Utilizing external JavaScript libraries.

C). Including multiple document.write() statements within one script.

D). Executing document.write() before the <body> tag.

How can document.write() be used to create a simple HTML structure?

A). By executing JavaScript code directly.

B). By defining external references within the content.

C). By concatenating strings to form HTML elements.

D). By using CSS transitions to generate elements.

Which of the following is a limitation of using document.write() in JavaScript?

A). It cannot write HTML content.

B). It cannot write content after the document has loaded.

C). It cannot write content within specific HTML elements.

D). It cannot write content dynamically.

What happens if document.write() is executed after the document has finished loading?

A). It appends content to the end of the document.

B). It overwrites the entire content of the document.

C). It triggers an error in the console.

D). It inserts content before the <head> section.

How does document.write() handle JavaScript code execution within written content?

A). It executes JavaScript code within written content.

B). It ignores JavaScript code within written content.

C). It triggers an error if JavaScript code is included.

D). It converts JavaScript code into plain text.

How does document.write() impact the SEO (Search Engine Optimization) of a webpage?

A). It improves SEO by adding dynamic keywords to the document.

B). It has no impact on SEO.

C). It may negatively impact SEO by affecting page load times.

D). It optimizes page ranking by adding meta tags dynamically.

Which scenario is NOT suitable for using document.write() in JavaScript?

A). Creating a login form with validation.

B). Generating a personalized greeting message.

C). Displaying real-time data from an external API.

D). Adding event listeners to form elements.

How can document.write() be used to create a simple HTML list dynamically?

A). By concatenating strings with <li> tags.

B). By including <ul> and <li> tags directly within the code.

C). By generating <ul> and <li> elements using JavaScript functions.

D). By using CSS transitions to animate list items.

How does document.write() impact the performance of a webpage?

A). It improves the performance by reducing page load times.

B). It has no impact on performance.

C). It may degrade performance due to delays in content rendering.

D). It optimizes code execution for better performance.