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.
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.
Which method should be avoided when using document.write() in JavaScript?
A). Including multiple document.write() statements within one script.
B). Encapsulating document.write() within functions.
C). Using document.write() to generate dynamic content.
D). Executing document.write() before the <body>
tag.
Which JavaScript feature complements document.write() for dynamic content generation?
A). Fetch API
B). innerHTML
C). event listeners
D). CSS transitions
What happens if document.write() is used within an external script file?
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 browser console.
D). It inserts content into the <head>
section.
What is the primary purpose of using document.write() in JavaScript?
A). To modify existing HTML elements
B). To add event listeners to HTML elements
C). To generate and output dynamic content to a webpage
D). To validate user input
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 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 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 method is commonly used as an alternative to document.write() for dynamic content generation in modern JavaScript development?
A). jQuery
B). React.js
C). AJAX requests
D). innerHTML