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JavaScript Interview Questions
Questions Answers Views Company eMail

why you used Java Script? Can it use for both client side and server side validation purpose?

BeBo Technologies, HCL, Wipro,

12 29835

How do you send a message to the browser in JavaScript?

Four soft, Vsys,

3 10966

What are the security related issues in JavaScript scripts?

Four soft,

3 11194

Does javascript support multidimensional arrays ?

 4 10051

Can you call a Java Applet using a JavaScript function?

HCL, Satyam,

2 9800

Can any one tell me how Java is purely an Oops language

 3 5928

What is the use of the String Tokenizer

 1 8201

What is the relationship between JavaScript and ECMAScript?

NIM, Satyam,

4 19681

What are JavaScript types?

Infosys, Satyam,

11 25459

How do you convert numbers between different bases in JavaScript?

College School Exams Tests, Satyam, UIST, Wipro,

4 15178

What does isNaN function do?

Satyam,

2 10589

What is negative infinity?

CoKinetic, Satyam,

2 8134

What boolean operators does JavaScript support?

Aptech, HCL, Satyam,

5 14901

What does "1"+2+4 evaluate to?

Acheron, Satyam,

10 32628

How about 2+5+"8"?

Satyam,

6 8670

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Un-Answered Questions { JavaScript }

What is the difference between registerclientscriptblock and registerstartupscript?

493

List some data types supported by javascript?

519

Is javascript enabled on my computer?

450

What is use of settimeout function in javascript?

505

Does spread operator deep copy?

534




What is a framework programming?

455

how can i change colour of a image in aspx file?

1535

How do I run code in browser console?

493

What is design pattern in javascript? Explain

520

What does js stand for?

462

How to convert a string to a number using javascript?

492

What is the difference between attributes and property?

476

Create an array in javascript with a list of 4 colors, assign that array to the variable, ‘colors’.

440

What are self Executing Functions?

601

Can you have a function within a function in javascript?

470

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