Q
Which jQuery selector is used to select elements by their class?

Answer & Solution

Answer: Option D
Solution:
$('.classname') selects all elements with the class 'classname'.
Related Questions on Average

How to select all <div> elements using jQuery?

A). $('div').addClass('selected');

B). document.querySelectorAll('div');

C). $(document).select('div');

D). $('div').find();

How to select elements with a specific attribute and value using jQuery?

A). $('[attribute=value]')

B). $('attribute=value')

C). $('element[attribute=value]')

D). $('.attribute=value')

Which jQuery selector targets elements that are direct children of a specified parent element?

A). $('parent > child')

B). $('parent + child')

C). $('parent child')

D). $('parent ~ child')

How to select all elements with a specific class using jQuery?

A). $('.classname')

B). $('classname')

C). $('element.classname')

D). $('[classname]')

How to select elements with a specific attribute that begins with a certain value using jQuery?

A). $('[attribute^=value]')

B). $('attribute^=value')

C). $('element[attribute^=value]')

D). $('.attribute^=value')

What does the selector $('p.intro') select in jQuery?

A). All <p> elements with the class 'intro'

B). All <p> elements in the document

C). All elements with the class 'intro'

D). All elements with the tag name 'intro'

How to select elements with a specific attribute using jQuery?

A). $('[attribute]')

B). $('attribute')

C). $('element[attribute]')

D). $('.attribute')

How to select the last element within a set of matched elements using jQuery?

A). $('element').last();

B). $('element:last-child');

C). $('element:last');

D). $('element').eq(-1);

Which jQuery selector is used to target elements that are not selected by other selectors?

A). :not()

B). :exclude()

C). :exclude-selectors()

D). :except()

What does the selector $('ul > li') select in jQuery?

A). All <ul> elements

B). All <li> elements in the document

C). All <li> elements that are direct children of <ul> elements

D). All elements within <ul> elements