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 #10 ArenaQuiz Quiz #10 By Coding Artist 2nd January 2023 0 686 Share Facebook Twitter Pinterest WhatsApp 200 Created by Coding Artist Quiz #10 1 / 10 let num = 1.148;let val = num.toFixed(6);console.log(val);What will the above code output to the console? 1.148000 1.148 1.2 1.1 2 / 10 let arr = [10, 20, 30, 40, 50];console.log(arr[arr.length]);What will the above code output to the console? undefined Throws an error 5 50 3 / 10 let person = { name: "Mitali", a: 26,};var a = "name";console.log(person["a"]);What will the above code output to the console? 26 age name Mitali 4 / 10 let student = { name: "Jim", age: 12, score: 80,};console.log(Object.values(student)); name, age, score 'Jim', 12, 80 [name, age, score] ['Jim', 12, 80] 5 / 10 var arr = [1, 2, 3, 4];var res = arr.map(function (a, i) { return "a";});console.log(res);What will the above code output to the console? [1a, 2a, 3a, 4a] ['a', 'a', 'a', 'a'] [a, a, a, a] [1, 2, 3, 4] 6 / 10 var a = 10;var a = 20;console.log(a);What will the above code output to the console? 20 1020 10 Throws an Error 7 / 10 let person = { name: "Mitali", a: 26,};var a = "name";console.log(person[a]);What will the above code output to the console? Mitali name age 26 8 / 10 if ([] || false) { console.log("Hi");}What will above code output to the console? No Output Throws an error null Hi 9 / 10 console.log([] && false);What will the above code output to the console? [] false Throws an error null 10 / 10 if (null)console.log("Hello World");console.log("Hi");What will the above code output to the console? Hi Throws an Error No Output Hello World Your score is The average score is 44% LinkedIn Facebook Twitter VKontakte 0% Restart quiz Tagscss advanced quizjavascript quizjavascript quiz for beginnersquizquiz app javascriptquiz bank Share Facebook Twitter Pinterest WhatsApp Previous articleMCQ – 1/1/23Next articleGet File Name From File Input With Javascript 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:fifteen − 11 = Most Popular 5 Creative Things You Can Do with ::before and ::after in CSS 20th June 2025 How to Create a Responsive Multi-Level Dropdown Menu Using HTML & CSS 2nd June 2025 Build an Image Gallery with Search and Filter Using HTML, CSS, and JavaScript 28th May 2025 Build a Random Joke Generator with HTML, CSS & JavaScript 24th May 2025 Load more