How to execute jQuery code when a button is clicked?

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

Select all elements with a specific class in jQuery?

A). selectByClass('.classname')

B). getElementByClass('classname')

C). $('.classname')

D). document.getElementsByClassName('classname')

How to append content to an element in jQuery?

A). appendContent()

B). addContent()

C). insert()

D). attach()

How to stop animations in jQuery?

A). .halt()

B). .finish()

C). .stop()

D). .pause()

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 .html() in jQuery?

A). Get HTML content

B). Change HTML content

C). Add HTML content

D). Hide elements

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 does $ represent in jQuery syntax?

A). Comment

B). Variable name

C). jQuery object

D). Function

How to include jQuery in an HTML document?

A). Download jQuery file

B). Use a CDN

C). Embed jQuery code

D). Import jQuery module