The Front-End Web Developer Bootcamp - HTML, CSS, JS, and React - Function with Return

The video tutorial covers the basics of functions in JavaScript, focusing on functions with return values. It explains how to create functions, use parameters, and return values. The tutorial provides examples of functions for addition and percentage calculations, highlighting the importance of using return statements and variable assignments. The video emphasizes the need for careful syntax, such as using concatenation for string operations and ensuring functions are called correctly to display results.

What is the primary purpose of using a return statement in a function?

• To return a value from the function

• To define the function's parameters

• To stop the function execution

• To print the function's output directly

Which of the following is necessary to ensure the correct addition of numbers in a function?

• Using concatenation

• Using the return statement

• Using a loop

• Using a conditional statement

What is the function 'add' primarily used for in the tutorial?

• To divide numbers

• To add numbers

• To multiply numbers

• To subtract numbers

What is the purpose of the 'percentage' function in the tutorial?

• To calculate the sum of numbers

• To find the average of numbers

• To determine the maximum value

• To calculate the percentage

Why is it important to call a function after defining it?

• To initialize the function

• To execute the function and get the result

• To declare the function's parameters

• To save the function