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 elements with a specific class using jQuery?

A). $('.classname')

B). $('classname')

C). $('element.classname')

D). $('[classname]')

How to select the first

  • element within a
      using jQuery?

      A). $('ul li').first();

      B). $('ul > li').first();

      C). $('li:first-child');

      D). $('ul').first().find('li');

  • 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 class using jQuery?

    A). $('classname')

    B). $('element.classname')

    C). $('.classname')

    D). $('[classname]')

    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 by their tag name using jQuery?

    A). $('.tagname')

    B). $('tagname')

    C). $('element:tagname')

    D). $('[tagname]')

    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')

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

    A). $('element:first')

    B). $('element').first();

    C). $('element').eq(0);

    D). $('element').first();

    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

    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')