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

How to select elements by their ID?

A). selectById()

B). getElementById()

C). querySelector()

D). $('#elementId')

What does $ represent in jQuery syntax?

A). Comment

B). Variable name

C). jQuery object

D). Function

How to include external script in HTML?

A). <script src=''>

B). <link href=''>

C). <jquery src=''>

D). <style src=''>

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

A). Faster page load

B). Offline use

C). Smaller file size

D). Personalization

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

A). Get HTML content

B). Change HTML content

C). Add HTML content

D). Hide elements

Execute jQuery code when DOM is fully loaded?

A). document.onload

B). Embed jQuery in HTML

C). .ready() method

D). window.onload

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

A). Check element status

B). Execute after DOM

C). Determine event

D). Apply styles

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

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 execute jQuery code when a button is clicked?

A). .on('click')

B). .click()

C). .bind('click')

D). .trigger('click')