JavaScript Syntax - 20 Technical Questions | JS Practice Lab

JavaScript Syntax

Level 1: Fundamentals, Primitives, and Grammar.

RUNTIME TIME

10:00

NODE 1 OF 200% Answered

Question 1/20

> Which keyword is used to declare a variable that cannot be reassigned?

var

let

const

fixed

Explore Related Tools

Hand-picked utilities and calculators related to this tool.

Related Tools

CSS Basics Practice Lab

React Basics Practice Lab

Fundamental HTML Practice

Bootstrap 5 Basic Tables: Table Styling & Responsive Design Guide

Bootstrap 5 Basic Template: Starter HTML Template & Project Setup Guide

Bootstrap 5 Form Basics: Inputs, Labels, Controls & Layout

HiFi Toolkit is a free online platform offering essential tools and converters for developers, designers, and everyday productivity tasks.

Follow Us