Q
How to select the element with the ID 'header' using jQuery?

Answer & Solution

Answer: Option A
Solution:
$('#header').show(); selects the element with the ID 'header' and shows it.
Related Questions on Average

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');

  • 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 is used to target elements that are not selected by other selectors?

    A). :not()

    B). :exclude()

    C). :exclude-selectors()

    D). :except()

    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 direct children 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);

    Which jQuery selector is used to target elements based on their position in a group of selected elements?

    A). $('element:odd')

    B). $('element:nth-child(odd)')

    C). $('element:nth-of-type(odd)')

    D). $('element:nth(odd)')

    How to select elements with a specific attribute using jQuery?

    A). $('[attribute]')

    B). $('attribute')

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

    D). $('.attribute')

    How to select elements by their tag name using jQuery?

    A). $('.tagname')

    B). $('tagname')

    C). $('element:tagname')

    D). $('[tagname]')

    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')