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)

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 page has finished loading?

A). unload

B). load

C). ready

D). DOMContentLoaded

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 presses a key?

A). keypress

B). keyup

C). keydown

D). keyhit

Which event is fired when the mouse pointer is moved onto an element?

A). mouseenter

B). mouseleave

C). mouseover

D). mousemove

Which event is triggered when a user clicks on an HTML element?

A). click

B). mouseclick

C). mousedown

D). mouseup

What does the event.preventDefault() method do?

A). Stops the event from propagating

B). Stops the default action of the event

C). Stops the event handler

D). Stops the event

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 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