Q
What is the purpose of the debounce function?

Answer & Solution

Answer: Option B
Solution:
Debouncing limits the rate at which a function is executed, useful for handling frequent events like scroll or resize.
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What is the purpose of caching jQuery selectors?

A). To reduce memory usage

B). To improve readability

C). To improve performance

D). To reduce code length

What is the effect of using the .append() method inside a loop without caching?

A). Improved readability

B). Improved performance

C). Increased DOM manipulations

D). Reduced memory usage

How can you minimize DOM manipulation reflows?

A). Use inline styles

B). Use CSS classes

C). Batch DOM changes

D). Avoid using jQuery

What jQuery method is used for event delegation?

A). .on()

B). .off()

C). .click()

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How can you delay the loading of images to improve performance?

A). Use the .load() method

B). Use a lazy load plugin

C). Use the .ready() method

D). Use inline styles

Which of the following methods improves performance by reducing the number of reflows?

A). .html()

B). .text()

C). .css()

D). .detach()

What is the fastest jQuery selector?

A). Class selector

B). ID selector

C). Tag selector

D). Attribute selector

What is the benefit of using the .when() method in jQuery?

A). To handle a single AJAX request

B). To handle multiple AJAX requests concurrently

C). To handle DOM manipulations

D). To handle event delegation

Why should you use the latest version of jQuery?

A). To improve compatibility with older browsers

B). To access new features

C). To improve performance and fix bugs

D). To reduce file size

How can you optimize the performance of event handlers?

A). By using the .bind() method

B). By using the .live() method

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D). By using inline event handlers