Modern Web Design with HTML5, CSS3, and JavaScript - Creating User Input with a Prompt Code in JavaScript - Coding Chall

The video tutorial explains how to use the JavaScript prompt function to gather user input and assign it to a variable. It covers how to concatenate strings and output them using the console. A challenge is presented to create a prompt, generate a welcome message, and display it in the document and console. The solution is demonstrated, emphasizing the importance of variable declaration order.

What is the primary purpose of the JavaScript prompt function?

• To gather input from the user

• To create a new variable

• To display a message to the user

• To execute a block of code

Which of the following is true about using the prompt function in JavaScript?

• It can only be used with the alert function

• It requires the window object to be explicitly stated

• It can be used without specifying the window object

• It automatically assigns user input to a variable

How can you combine two string values in JavaScript?

• Using the concat() method

• Using the join() method

• Using the + operator

• Using the add() method

What is the result of concatenating a welcome message with a user's name in JavaScript?

• A new array

• A combined string

• A boolean value

• An undefined value

What is the challenge presented in the video?

• To create a new HTML element

• To debug a JavaScript error

• To output a welcome message to the console and document

• To create a new JavaScript function

What is the first step in solving the challenge presented in the video?

• Write a CSS style

• Open the browser console

• Declare a variable for the user's name

• Create a new HTML file

Why is the order of operations important when assigning values in JavaScript?

• To avoid syntax errors

• To reduce memory usage

• To make the code run faster

• To ensure variables are declared before use