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12th Grade JavaScript Quizzes, Questions & Answers
Recent JavaScript Quizzes
This 'Javascript Exam: MCQ Quiz!' assesses knowledge on JavaScript functions, syntax, and code execution. It challenges learners with questions about function behavior, specific code snippets, and general programming concepts in...
Questions: 25 | Attempts: 174 | Last updated: Oct 9, 2025
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Sample QuestionDo functions in JavaScript necessarily return a value?
A book which will take you from intermediate level skill to an advanced skill level in JavaScript. This book helps you master the processes in design, construction and maintenance After reading this book, you will become a ninja....
Questions: 10 | Attempts: 74 | Last updated: Mar 21, 2025
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Sample QuestionWho will benefit greatly from this book?
Dive into JavaScript with this engaging quiz! Test your skills on object manipulation, string operations, understanding of data types, and the unique use of Symbols in JavaScript. Perfect for learners looking to validate their...
Questions: 11 | Attempts: 409 | Last updated: Mar 22, 2025
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Sample QuestionDetect the console value of the following line of code. function Foo(a,b,c){ this.x = a; this.y = b; this.z = c; } var m = Foo(3,4,5); var k = {}; Foo.call(k,3,4,5); console.log(k); console.log(m);
Dive into the intricacies of JavaScript with this trivia quiz focusing on closures and statement usage. Test your understanding of variable scoping, the behavior of closures, and compare JavaScript's features with other languages...
Questions: 11 | Attempts: 231 | Last updated: Oct 22, 2025
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Sample QuestionUnlike a method a closure can only take one parameter.
It is exploring about some practical concept of javascript and some of the topic of E-commerce.... best of luck by Prof. Abhijeetsinh Jadeja ( KSV university , Gandhinagar , Gujarat )
Questions: 25 | Attempts: 379 | Last updated: Mar 21, 2025
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Sample Questionvar value = Math.pow(0, 10); document.write("<br />Fourth Test Value : " + value ); Type question here
This quiz give the over view of javascirpt for the students for academic degree like BCA , MCA , Msc-IT , MSC CS , PGDCA as well as private course running regarding IT... WISH U ALL THE VERY BEST
Questions: 16 | Attempts: 1074 | Last updated: Mar 22, 2025
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Sample QuestionHow can we starts Javascript ?
This JavaScript MCQ quiz tests knowledge on various aspects of JavaScript coding, including function context, event handling, and prototype chains. It assesses understanding of how 'this' keyword behaves in different scenarios,...
Questions: 8 | Attempts: 555 | Last updated: Mar 22, 2025
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Sample QuestionWhat does the below line do considering it as the first line in your javascript file (function(){alert(this)})();
JavaScript is a programming language that enables you to carry out complex items on web pages. It's a scripting language that helps create rich, updated content, including multimedia, animated images, graphics, etc....
Questions: 11 | Attempts: 7999 | Last updated: Apr 3, 2025
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Sample QuestionJavaScript File Has An Extension of:
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