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. HomeArenaQuiz #4 ArenaQuiz Quiz #4 By Coding Artist 23rd September 2022 0 391 Share Facebook Twitter Pinterest WhatsApp 130 Created by Coding Artist Quiz #4 1 / 10 const arr = ["Hello", "Hi", "Hey"];arr[0] = "Bye";console.log(arr);What will the above code output to the console? TypeError: Assignment to constant variable. ['Bye', 'Hi', 'Hey'] ["Hello", "Hi", "Hey"] 2 / 10 let a = NaN;let b = "19";console.log(a + b); 19 NaN nul NaN19 3 / 10 let a = "Hello";let b = a.padEnd(8, "o");console.log(b);What will the above code output to the console? ooooooooHello Hello oooooooo Hellooooooooo Helloooo 4 / 10 let str = 'That\'s mine';console.log(str);What will the above code output to the console? s mine That's Mine That s mine That\ 5 / 10  let a = "Coding Artist"; let b = new String("Coding Artist"); console.log(a == b);What will the above code output to the console? false true 6 / 10 let a = NaN;let b = 19;console.log(a + b);What will the above code output to the console? 19 NaN19 NaN null 7 / 10 let a = "Coding Artist";let b = new String("Coding Artist");console.log(a === b);What will the above code output to the console? false true 8 / 10 let arr = [9, 3, 6, 54, 20];arr.sort();console.log(arr);What will the above code output to the console? [54, 20, 9, 6, 3] [3, 6, 9, 20, 54] [20, 3, 54, 6, 9] [9, 6, 54, 3, 20] 9 / 10 let a = "Tall";a[0] = "W";console.log(a);What will the above code output to the console? Wall Tall Throws an error 10 / 10 let arr1 = [1, 2, 3];let arr2 = [4, 5];console.log(arr1 + arr2);What will the above code output to the console? 1, 2, 34, 5 1, 2, 3, 4, 5 NaN Throws An Error Your score is The average score is 44% LinkedIn Facebook Twitter VKontakte 0% Restart quiz Tagscss advanced quizcss basic quizhtml quizhtml quiz bankjavascript advanced quizjavascript quizquiz Share Facebook Twitter Pinterest WhatsApp Previous articleMCQ – 23/9/22Next articleBlack Sheep Animation 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:19 + eighteen = Most Popular How to Create a Responsive Masonry Grid Gallery Using Pure CSS 30th May 2025 Build an Image Gallery with Search and Filter Using HTML, CSS, and JavaScript 28th May 2025 Fully Responsive Navigation Menu With Dropdown 26th May 2025 Build a Random Joke Generator with HTML, CSS & JavaScript 24th May 2025 Load more