Select all elements with a specific class in jQuery?

What's the purpose of using a CDN for jQuery?

A). Faster page load

B). Offline use

C). Smaller file size

D). Personalization

How to select elements by their ID?

A). selectById()

B). getElementById()

C). querySelector()

D). $('#elementId')

How to select elements with a specific attribute in jQuery?

A). $('[attribute]')

B). getElementsByAttribute('attribute')

C). querySelector('[attribute]')

D). selectByAttribute('[attribute]')

What's the purpose of .slideDown() in jQuery?

A). Slide down element

B). Slide up element

C). Toggle visibility of element with sliding effect

D). Adjust height of element gradually

How to include external script in HTML?

A). <script src=''>

B). <link href=''>

C). <jquery src=''>

D). <style src=''>

What's the purpose of .html() in jQuery?

A). Get HTML content

B). Change HTML content

C). Add HTML content

D). Hide elements

How to include jQuery in an HTML document?

A). Download jQuery file

B). Use a CDN

C). Embed jQuery code

D). Import jQuery module

What's the purpose of .fadeIn() in jQuery?

A). Show element with fading effect

B). Hide element with fading effect

C). Toggle visibility of element with fading effect

D). Adjust opacity of element gradually

Purpose of .css() in jQuery?

A). Create animations

B). Apply CSS styles

C). Get computed CSS

D). Append CSS files

Execute jQuery code when DOM is fully loaded?

A). document.onload

B). Embed jQuery in HTML

C). .ready() method

D). window.onload