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

How to select elements with a specific attribute in jQuery?

A). $('[attribute]')

B). getElementsByAttribute('attribute')

C). querySelector('[attribute]')

D). selectByAttribute('[attribute]')

Select all elements with a specific class in jQuery?

A). selectByClass('.classname')

B). getElementByClass('classname')

C). $('.classname')

D). document.getElementsByClassName('classname')

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 .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

How to include external script in HTML?

A). <script src=''>

B). <link href=''>

C). <jquery src=''>

D). <style src=''>

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')

How to append content to an element in jQuery?

A). appendContent()

B). addContent()

C). insert()

D). attach()

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