JavaScript Quiz

String (correct)

Float

Character

Boolean

To add an event listener to an element

To select an element from the DOM based on a CSS selector (correct)

To define a new JavaScript function

To create a new HTML element

'null' is a keyword in JavaScript, while 'undefined' is a built-in function

'null' represents the absence of a value, while 'undefined' indicates that a variable has been declared but has not been assigned a value (correct)

'null' and 'undefined' are interchangeable and can be used interchangeably

'null' and 'undefined' both represent the absence of a value, but 'null' is used for objects and 'undefined' is used for variables