JavaScript and DOM-Manipulation

Question 1

JavaScript

Answer 1

Behaviour and interactivity. Enables responsive user experience

Question 2

Browser Console

Answer 2

For JavaScript development. Used for testing, debugging, and inspecting variables

Question 3

Variables

Answer 3

Stores data that the program can reference and manipulate

Question 4

Objects

Answer 4

Stores data as key-value pairs, providing a way to represent real-world entities and complex data

Question 5

Scope

Answer 5

Determines where the variables are accessible in the code

Question 6

Document Object

Answer 6

The entry point to the entire DOM

Question 7

Events

Answer 7

Actions that happen in the browser

Question 8

Primitive types:

Answer 8

String, number, boolean, undefined, null, symbol, bigint

Question 9

Function

Answer 9

Reusable logic

Question 10

What happens when you change the DOM?

Answer 10

The browser may trigger reflow and repaint