Which jQuery method is used to change the HTML content of all

elements?

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');

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');

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');

Which jQuery method is used to change the width of all <div> elements to 300 pixels?

A). $('div').width('300px');

B). $('div').setWidth('300px');

C). $('div').css('width', '300px');

D). $('div').style('width', '300px');

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');

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');

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 change the font color of all <span> elements to blue using jQuery?

A). $('span').fontColor('blue');

B). $('span').color('blue');

C). $('span').css('color', 'blue');

D). $('span').style('color', 'blue');

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 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');