JavaScript Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

JavaScript Interview Questions

Questions Answers Views Company eMail

How many types of functions JavaScript supports?

1052

Can you assign a anonymous function to a variable?

941

How to get the primitive value of a string in Javascript?

1054

What is the Infinity property used for in Javascript?

1008

How to reload a page using JavaScript?

1202

In how many ways a Javascript code can be involved in an HTML file?

1 1774

What are all the types of Pop up boxes available in JavaScript?

1109

What are anonymous functions in Javascript?

1023

How to add html elements dynamically with JavaScript?

974

Difference between Pure functions Vs. Impure functions in javascript?

999

What are the Advantages and Disadvantages of JavaScript?

1029

What is Number object in JavaScript?

1075

What does the delete operator do in JavaScript?

1 1566

Difference between private, public and static variable?

1109

How to Object.entries( ) In JavaScript ?

1042

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Un-Answered Questions { JavaScript }

What is the use of anonymous function in javascript?

879

Why does the browser display the slow script warning?

1003

How to make a function in javascript?

928

What is node ecosystem?

878

What are escape characters?

924

What is argument objects in javascript?

929

Does spacing matter in javascript?

970

What is === in javascript?

1014

Is javascript a programming language?

908

What is a frontend framework?

945

Difference Between JavaScript and ECMAScript?

903

How would you check if a variable is null/undefined?

964

What is the need of javascript?

967

How to change style on an element?

978

What does the term sticky session mean in a web-farm scenario? Why would you use a sticky session? What is the potential disadvantage of using a sticky session?

944

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