Question

Which is the method used to add an event listener?

(a) addEventListener()

(b) addListener()

(c) addEvent(Listener)

(d) addListener(Event)

I have been asked this question in exam.

My question comes from Lazy Loading topic in division Invocation and Performance Navigation of JavaScript

Answer 1

Right answer is (a) addEventListener()

The explanation: The addEventListener() method attaches an event handler to the specified element. The addEventListener() method is used to add an event listener to the script.