JavaScript Mcqs Test Online

Start your preparation for JavaScript Mcqs Test Online. This online test contains important MCQs from past papers. Attempting this test will help you prepare for Annual Exams and Entry Tests. Read the questions carefully and select the correct option below to see your result.

JavaScript Mcqs Test

Total Questions: 25
Time Allowed: 10 Minutes
Total Marks: 25
How to Attempt Test: Please choose the right Option in MCQ-type question.
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JavaScript Mcqs Test Practice Online

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1. Which of the following attribute can hold the JavaScript version?

2. What is the code to be used to trim whitespaces ?

3. Which of the following are capabilities of functions in JavaScript?

4. The __ operator determines whether an object is an instance of another object?

5. What are variables used for in JavaScript Programs?

6. Which of the following can't be done with client-side JavaScript?

7. What is the output of this expression? x = 2 + "2"; document.write(x)?

8. Which of the following is not a valid JavaScript variable name?

9. Which is the correct order of precedence of Arithmetic operators?

10. _____ JavaScript statements embedded in an HTML page can respond to user events such as mouse-clicks, form input, and page navigation?

11. Consider the following code snippet

let succ = function(x) x+1, yes = function() true, no = function() false;

What convenience does the above code snippet provide?

12. JavaScript variables are case-sensitive?

13. What should appear at the very end of your JavaScript?
The <script LANGUAGE="JavaScript">tag

14. ______ tag is an extension to HTML that can enclose any number of JavaScript statements?