How do you add an event listener to an element in JavaScript?

How do you stop event propagation?

A). event.preventDefault()

B). event.stopPropagation()

C). event.cancelBubble()

D). event.stop()

Which event is fired when the page has finished loading?

A). unload

B). load

C). ready

D). DOMContentLoaded

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)

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 triggered when a user clicks on an HTML element?

A). click

B). mouseclick

C). mousedown

D). mouseup

How can you get the element that triggered the event?

A). event.target

B). event.srcElement

C). event.element

D). event.currentElement

What event is fired when an element's value is changed and then loses focus?

A). blur

B). change

C). focusout

D). input

Which event is triggered when the user resizes the browser window?

A). resize

B). resizestart

C). resizeend

D). resizewindow

Which event is fired when a user double-clicks on an HTML element?

A). click

B). dblclick

C). doubleclick

D). clicktwo

Which event is fired when the form is submitted?

A). submit

B). send

C). post

D). formsubmit