Which event is triggered when a user clicks on an HTML element?
A). click
B). mouseclick
C). mousedown
D). mouseup
What event is fired when an element's value is changed and then loses focus?
A). blur
B). change
C). focusout
D). input
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)
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 triggered when the user resizes the browser window?
A). resize
B). resizestart
C). resizeend
D). resizewindow
How do you stop event propagation?
A). event.preventDefault()
B). event.stopPropagation()
C). event.cancelBubble()
D). event.stop()
Which event is triggered when a user presses a key?
A). keypress
B). keyup
C). keydown
D). keyhit
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() {})
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)