Which jQuery method is used to select elements by their class name?

What is the purpose of the .addClass() method in jQuery?

A). Remove a class

B). Add a class

C). Toggle a class

D). Hide an element

Which jQuery method is used to stop animations?

A). Halt()

B). Finish()

C). Stop()

D). Pause()

How can you animate an element's width using jQuery?

A). $('#element').animate({width: '+=100px'})

B). $('#element').animate({width: '100px'})

C). $('#element').width('100px')

D). $('#element').style

What does the .attr() method do in jQuery?

A). Add attributes

B). Get or set attributes

C). Remove attributes

D). Toggle attributes

How can you execute jQuery code after the DOM is fully loaded?

A). document.onload

B). Embedding jQuery code

C). jQuery.ready()

D). window.onload

What is jQuery?

A). JavaScript framework

B). Programming language

C). Markup language

D). Database language

How do you select an element with ID 'example' using jQuery?

A). $('example')

B). $('#example')

C). $('.example')

D). document.getElementById('example')

What is the purpose of the .css() method in jQuery?

A). Create CSS styles

B). Apply CSS styles

C). Change color of text

D). Hide elements

Which jQuery method is used to append content to an element?

A). Add content

B). Append content

C). Insert content

D). Attach content

What is the purpose of the .slideUp() method in jQuery?

A). Slide down element

B). Slide up element

C). Toggle visibility of element with sliding effect

D). Adjust height of element gradually