The Front-End Web Developer Bootcamp - HTML, CSS, JS, and React - Functions

This video tutorial introduces advanced JavaScript topics, focusing on functions. It explains how to create and use functions, highlighting the difference between function definition and calling. The tutorial demonstrates using functions to manage code efficiently, with examples of document.write statements. Future lectures will cover adding parameters to functions.

What is the primary purpose of using functions in JavaScript?

• To write small codes and lines

• To define operators

• To perform repetitive tasks efficiently

• To create variables

Which statement is used to define a function in JavaScript?

• const statement

• let statement

• var statement

• function statement

What is the first step in creating a function in JavaScript?

• Writing the function statement

• Assigning parameters

• Calling the function

• Using the document.write statement

What is the difference between function definition and function calling?

• Function calling is optional

• Both are the same

• Function definition is executing the function, while function calling is writing it

• Function definition is writing the function, while function calling is executing it

How can you print a function's output multiple times?

• By using a loop

• By copying and pasting the function call

• By defining the function multiple times

• By using a different function name each time