Which jQuery method is used to bind event handlers to elements that match a selector, now and in the future?

How to bind a click event handler to all<code><button> elements using jQuery?

A). $('button').click(function() {...});

B). $('button').addEventListener('click', function() {...});

C). $('button').bind('click', function() {...});

D). $('button').on('click', function() {...});

Which jQuery method is used to bind event handlers to elements that are currently matching a selector?

A). $(selector).on();

B). $(selector).bind();

C). $(selector).live();

D). $(selector).delegate();

Which jQuery method is used to bind event handlers for future elements?

A). $('element').live();

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

C). $('element').on();

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

Which jQuery method is used to bind event handlers to elements with a specific CSS class?

A). $('.class').on();

B). $('.class').attach();

C). $('.class').bind();

D). $('.class').delegate();

How to bind a scroll event handler to the window using jQuery?

A). $(window).scroll(function() {...});

B). window.addEventListener('scroll', function() {...});

C). $('window').bind('scroll', function() {...});

D). $('window').on('scroll', function() {...});

How to bind a keydown event handler to the document using jQuery?

A). $(document).keydown(function(event) {...});

B). document.addEventListener('keydown', function(event) {...});

C). $('document').on('keydown', function(event) {...});

D). $('document').keydown(function(event) {...});

How to bind a focus event handler to all<input> elements using jQuery?

A). $('input').on('focus', function() {...});

B). $('input').addEventListener('focus', function() {...});

C). $('input').bind('focus', function() {...});

D). $('input').focus(function() {...});

How to unbind a specific click event handler function from all<code><button> elements using jQuery?

A). $('button').unbind('click', clickHandler);

B). $('button').off('click', clickHandler);

C). $('button').removeEventListener('click', clickHandler);

D). $('button').off(clickHandler);

How to bind a blur event handler to all<input> elements using jQuery?

A). $('input').bind('blur', function() {...});

B). $('input').blur(function() {...});

C). $('input').on('blur', function() {...});

D). $('input').addEventListener('blur', function() {...});

Which method is used to bind a one-time event handler to a DOM element in jQuery?

A). $('element').once();

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

C). $('element').bindOnce();

D). $('element').on('once', function() {...});