Answer & Solution
$('img').attr('src', 'newimage.jpg');
<img> element using jQuery?
$('img').attr('src', 'newimage.jpg');
How to change the alt attribute of all <img> elements to 'New Image' using jQuery?
A). $('img').alt('New Image');
B). $('img').setAttribute('alt', 'New Image');
C). $('img').attr('alt', 'New Image');
D). $('img').setAttr('alt', 'New Image');
Which jQuery method is used to add the class 'highlight' to all <div> elements?
A). $('div').addClass('highlight');
B). $('div').class('highlight');
C). $('div').attr('class', 'highlight');
D). $('div').applyClass('highlight');
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');
How to change the font size of all elements to 16 pixels using jQuery?
A). $('span').style('font-size', '16px');
B). $('span').fontSize('16px');
C). $('span').css('font-size', '16px');
D). $('span').font('16px');
How to remove the class 'hidden' from all elements with the class 'element' using jQuery?
A). $('.element').removeClass('hidden');
B). $('.element').remove('hidden');
C). $('.element').deleteClass('hidden');
D). $('.element').removeClassName('hidden');
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');
Which jQuery method is used to change the background image of all <div> elements?
A). $('div').bgImage('url(image.jpg)');
B). $('div').css('background-image', 'url(image.jpg)');
C). $('div').background('url(image.jpg)');
D). $('div').setImage('url(image.jpg)');
How to set the value of the placeholder attribute to 'Enter text' for all <input> elements using jQuery?
A). $('input').placeholder('Enter text');
B). $('input').setAttribute('placeholder', 'Enter text');
C). $('input').attr('placeholder', 'Enter text');
D). $('input').attr('placeholder', 'Enter text');
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). $('p').setColor('red');
Which jQuery method is used to change the HTML content of all <div> elements?
A). New paragraph$('div').innerHtml('
B). New paragraph$('div').html('
C). New paragraph$('div').innerHTML('
D). New paragraph$('div').setContent('