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 #2 ArenaQuiz Quiz #2 By Coding Artist 22nd August 2022 0 409 Share Facebook Twitter Pinterest WhatsApp 140 Created on August 21, 2022 By Coding Artist Quiz #2 1 / 10 let a = null;let b = null;let c = a + b;console.log(c); NaN null 0 nullnull 2 / 10  var myMonth = "1"; var month = myMonth === 0 ? "Jan" : myMonth === 1 ? "Feb" : myMonth === 2 ? "Mar : "NA"; console.log(month);What will the above code output to the console? NA Mar Feb Jan 3 / 10 let x = Number("123abc");console.log(x);What will the above code output to the console? NaN 123 Throws Error abc 4 / 10 var p = 5;var q = p++;console.log(q);What will the above code output to the console? 6 5 NaN null 5 / 10 console.log(age);let age = "25";What will the above code output to console? 25 undefined Throws a reference error null 6 / 10 let a = Math.max();console.log(a);What will the above code output to the console? null -Infinity Infinity NaN 7 / 10 let x, y;[x = 1, y = 3] = [5];console.log(x, y); 5 3 null 5 5 null 1 3 8 / 10 var myAr = [10, 20, 30, 40];var newMyAr = [0, ...myAr, 50];console.log(newMyAr); [0,[10, 20, 30, 40, 50] [0, [10, 20, 30, 40], 50] [0, 10, 20, 30, 40, 50] 9 / 10 function myFunc() {  return [10, 20, 30];}[i, , j] = f1();console.log(i, j);What will the above code output to the console? 20 10 10 30 10 20 20 30 10 / 10 let a = true + false + true * 5;console.log(a);What will the above code output to the console? 6 5 10 NaN Your score is The average score is 38% LinkedIn Facebook Twitter VKontakte 0% Restart quiz Tagscss advanced quizcss basic quizcss fundamentals quizcss quizcss quiz bankjavascript advanced quizjavascript quizquiz Share Facebook Twitter Pinterest WhatsApp Previous articleMCQ – 22/8/22Next articleRandom User Card Generator 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:twenty + twenty = Most Popular Barcode Generator | Javascript Project With Source Code 4th March 2024 Dynamic color changer 1st February 2024 Fruit Fall Game Javascript 20th January 2024 Shake On Invalid Input | HTML, CSS & Javascript 18th January 2024 Load more