Q
What is the use of the event.stopPropagation() method?

Answer & Solution

Answer: Option B
Solution:
The stopPropagation() method stops the event from propagating up or down the DOM tree.
Related Questions on Average

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 correct syntax to prevent the default event action?

A). event.preventDefault()

B). event.stopPropagation()

C). event.prevent()

D). event.stopDefault()

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 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 mouse pointer is moved onto an element?

A). mouseenter

B). mouseleave

C). mouseover

D). mousemove

How can you get the element that triggered the event?

A). event.target

B). event.srcElement

C). event.element

D). event.currentElement

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 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

Which event is fired when the page has finished loading?

A). unload

B). load

C). ready

D). DOMContentLoaded