Which of the following is an event emitter?
Which among the following POSIX signals generate events?
Where does form validation typically occur?
The ‘$’ present in the RegExp object is called a ____________
Which of the following methods checks if its argument is not a number?
The axis option of a sortable widget is used to move the elements in only x-axis direction during sorting.
When an empty statement is encountered, a JavaScript interpreter _____
The purpose of the event handlers in JavaScript is :
Which of the following is the correct syntax for creating a Promise in JavaScript?