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

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

A). selectByClass()

B). getElementByClass()

C). querySelector()

D). $('.className')

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

Which of the following is true about jQuery selectors?

A). Select by tag name

B). Cannot select by ID

C). Can select by various criteria

D). Limited to selecting parent elements

What is the purpose of the .fadeIn() method 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

Which jQuery method is used to handle click events?

A). .on()

B). .click()

C). .handle()

D). .trigger()

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

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

A). Remove form inputs

B). Validate form inputs

C). Get or set the value

D). Add validation rules

How can you include jQuery in an HTML document?

A). tag

B). External file

C). <script> tag

D). Embedding code

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

A). Loop through elements

B). Handle events

C). Create animations

D). Perform AJAX requests

What is jQuery?

A). JavaScript framework

B). Programming language

C). Markup language

D). Database language