Answer & Solution
$('.classname')
selects all elements with the class 'classname'.
$('.classname')
selects all elements with the class 'classname'.
How to select all <div>
elements using jQuery?
A). $('div').addClass('selected');
B). document.querySelectorAll('div');
C). $(document).select('div');
D). $('div').find();
Which jQuery selector targets elements that are descendants of a specified parent element?
A). $('parent + child')
B). $('parent > child')
C). $('parent child')
D). $('parent ~ child')
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);
How to select elements with a specific class using jQuery?
A). $('classname')
B). $('element.classname')
C). $('.classname')
D). $('[classname]')
Which jQuery selector is used to select elements by their class?
A). .selectByClass('classname')
B). $('class:classname')
C). $('classname')
D). $('.classname')
Which jQuery selector is used to target elements that are not selected by other selectors?
A). :not()
B). :exclude()
C). :exclude-selectors()
D). :except()
How to select the element with the ID 'header' using jQuery?
A). $('#header').show();
B). $('header').select();
C). $('.header').show();
D). $('header').show();
How to select the first
A). $('ul li').first();
B). $('ul > li').first();
C). $('li:first-child');
D). $('ul').first().find('li');
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'
What does the selector $('div > p')
select in jQuery?
A). All <p>
elements
B). All <div>
elements in the document
C). All <p>
elements that are direct children of <div>
elements
D). All <p>
elements within <div>
elements