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)
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() {})
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() {})
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)
Which event is fired when the mouse pointer is moved onto an element?
A). mouseenter
B). mouseleave
C). mouseover
D). mousemove
Which event is fired when a user double-clicks on an HTML element?
A). click
B). dblclick
C). doubleclick
D). clicktwo
What is the purpose of the 'change' event?
A). It is triggered when an element's value changes
B). It is triggered when an element is clicked
C). It is triggered when the mouse moves over an element
D). It is triggered when the DOM is changed
Which event is fired when the form is submitted?
A). submit
B). send
C). post
D). formsubmit
How do you stop event propagation?
A). event.preventDefault()
B). event.stopPropagation()
C). event.cancelBubble()
D). event.stop()
How can you get the element that triggered the event?
A). event.target
B). event.srcElement
C). event.element
D). event.currentElement