JavaScript Mastery from Zero to Hero - Prepare for Coding Interviews - Exercise Solution - The Difference Between Var, L

JavaScript Mastery from Zero to Hero - Prepare for Coding Interviews - Exercise Solution - The Difference Between Var, L

Assessment

Interactive Video

Information Technology (IT), Architecture

University

Hard

Created by

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The video tutorial guides students through creating a readonly variable in JavaScript using 'const'. It begins with an exercise to create a readonly variable, followed by an explanation of the concept and its importance. The instructor demonstrates the implementation, addresses common errors, and provides a solution. The tutorial concludes with encouragement and a preview of more complex topics to be covered later in the course.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the task assigned in the exercise?

Create a function

Create a readonly variable using 'const'

Create an array

Create a variable using 'var'

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which keyword is used to declare a readonly variable in JavaScript?

let

var

readonly

const

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens if you try to reassign a value to a 'const' variable?

An error occurs

The value changes

Nothing happens

The program crashes

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What should you do if your console disappears while coding?

Restart your computer

Refresh the page

Ignore it

Close the browser

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is emphasized as the foundation for more complex JavaScript problems?

Learning JavaScript fundamentals

Using Python

Mastering CSS

Understanding HTML