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 use of the event.stopPropagation() method?
A). Stops the default action of the event
B). Stops the event from propagating
C). Prevents the event from being fired
D). Prevents the event from bubbling
Which event is triggered when the user resizes the browser window?
A). resize
B). resizestart
C). resizeend
D). resizewindow
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)
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
Which event is fired when the mouse pointer is moved onto an element?
A). mouseenter
B). mouseleave
C). mouseover
D). mousemove
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 event occurs when an element loses focus?
A). blur
B). focus
C). focusout
D). unfocus