Q
How do you stop event propagation?

Answer & Solution

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

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