Answer & Solution
Answer: Option A
Solution:
$('div').addClass('highlight');
Which jQuery method is used to add the class "highlight" to all elements?
elements?
Q
Which jQuery method is used to add the class 'highlight' to all
<div> elements?
Related Questions on Average
Which jQuery method is used to set the value of the title attribute to 'New Title' for all elements?
A). $('a').attr('title', 'New Title');
B). $('a').title('New Title');
C). $('a').setAttribute('title', 'New Title');
D). $('a').titleAttr('New Title');
Which jQuery method is used to change the HTML content of all <div> elements?
A). New paragraph$('div').innerHtml('
B). New paragraph$('div').html('
C). New paragraph$('div').innerHTML('
D). New paragraph$('div').setContent('
How to remove the href attribute from all anchor elements using jQuery?
A). $('a').removeAttr('href');
B). $('a').removeAttr('href');
C). $('a').deleteAttr('href');
D). $('a').removeAttribute('href');
Which jQuery method is used to change the font weight of all<h2> elements to bold?
A). $('h2').style('font-weight', 'bold');
B). $('h2').fontWeight('bold');
C). $('h2').css('font-weight', 'bold');
D). $('h2').bold();
How to change the color of all paragraphs to red using jQuery?
A). $('p').style('color', 'red');
B). $('p').css('color', 'red');
C). $('p').color('red');
D). $('p').setColor('red');
How to change the text content of all <h1> elements to 'New Heading' using jQuery?
A). $('h1').html('New Heading');
B). $('h1').textContent = 'New Heading';
C). $('h1').text('New Heading');
D). $('h1').innerText('New Heading');
How to add the class 'active' to all<li> elements within a<ul> using jQuery?
A). $('ul li').setAttribute('class', 'active');
B). $('ul li').add('active');
C). $('ul li').addClass('active');
D). $('ul li').setAttribute('class', 'active');
Which jQuery method is used to change the opacity of all <div> elements to 0.5?
A). $('div').setOpacity(0.5);
B). $('div').opacity(0.5);
C). $('div').css('opacity', 0.5);
D). $('div').opacity = 0.5;
How to change the src attribute of an<img> element using jQuery?
A). $('img').attr('src', 'newimage.jpg');
B). $('img').src = 'newimage.jpg';
C). $('img').setAttribute('src', 'newimage.jpg');
D). $('img').srcAttr('newimage.jpg');
Which jQuery method is used to change the background color of all paragraphs to yellow?
A). $('p').css('background-color', 'yellow');
B). $('p').style('background-color', 'yellow');
C). $('p').bgColor('yellow');
D). $('p').background('yellow');