How do you add an event listener to an element in JavaScript?
A). element.addEventListener('click', handler)
B). element.attachEvent('click', handler)
C). element.on('click', handler)
D). element.listen('click', handler)
What is the correct way to attach a load event to the window object?
A). window.onload = function() {}
B). window.addEventListener('load', function() {})
C). window.attachEvent('onload', function() {})
D). window.listen('load', function() {})
Which event is fired when the page has finished loading?
A). unload
B). load
C). ready
D). DOMContentLoaded
How can you get the element that triggered the event?
A). event.target
B). event.srcElement
C). event.element
D). event.currentElement
What event occurs when an element loses focus?
A). blur
B). focus
C). focusout
D). unfocus
How can you remove an event listener from an element?
A). element.removeEventListener('click', handler)
B). element.detachEvent('click', handler)
C). element.off('click', handler)
D). element.remove('click', handler)
Which event is triggered when a user clicks on an HTML element?
A). click
B). mouseclick
C). mousedown
D). mouseup
How can you attach an event handler for a specific element when it is clicked?
A). element.onclick = function() {}
B). element.addEventListener('click', function() {})
C). element.attachEvent('onclick', function() {})
D). element.listen('click', function() {})
Which event is fired when the form is submitted?
A). submit
B). send
C). post
D). formsubmit
How do you bind an event handler to an element so it is called once and then removed?
A). element.addEventListenerOnce('click', handler)
B). element.once('click', handler)
C). element.addEventListener('click', handler, { once: true })
D). element.on('clickOnce', handler)