Sign in Welcome! Log into your account your username your password Forgot your password? Get help Password recovery Recover your password your email A password will be e-mailed to you. HomeArenaMCQ – 8/11/22 ArenaMCQ MCQ – 8/11/22 By Coding Artist 8th November 2022 0 197 Share Facebook Twitter Pinterest WhatsApp 93 Created on October 30, 2022 By Coding Artist MCQ – 8/11/22 1 / 1 let arr = [1, 2, 3, 4];let len = arr.length;console.log(arr[len]); 4 undefined NaN null Your score is The average score is 59% LinkedIn Facebook Twitter VKontakte 0% Restart quiz Share Facebook Twitter Pinterest WhatsApp Previous articleDetect Device Orientation With JavascriptNext articleTea Cup Animation CSS Coding Artist RELATED ARTICLES Arena Javascript Quiz For Intermediates 24th July 2023 Arena Javascript Quiz For Beginners 16th July 2023 Arena MCQ – 10/2/23 10th February 2023 LEAVE A REPLY Cancel reply Comment: Please enter your comment! Name:* Please enter your name here Email:* You have entered an incorrect email address! Please enter your email address here Website: Save my name, email, and website in this browser for the next time I comment. Please enter an answer in digits:five × 1 = Most Popular JavaScript Project for Beginners – Dynamic Greeting + Dark Mode Toggle 18th April 2025 Build a Ripple Effect Button Using HTML, CSS & JavaScript 14th April 2025 Build a Beautiful Responsive Card Layout Using HTML & CSS 11th April 2025 Interactive Story Generator | Javascript Project 24th February 2025 Load more