Javascript Interview Questions

Omnath Dubey 1/22/2023 09:41:00 AM

Here are some commonly asked JavaScript interview questions:

  1. What is the difference between let and var in JavaScript?
  2. What is hoisting in JavaScript?
  3. What is closure in JavaScript?
  4. How do you declare a variable in JavaScript?
  5. What is the difference between == and === in JavaScript?
  6. Can you explain the event loop in JavaScript?
  7. What is a callback function in JavaScript?
  8. How do you implement inheritance in JavaScript?
  9. Can you explain the difference between synchronous and asynchronous code in JavaScript?
  10. What is a promise in JavaScript and how do you use it?

Note: There may be variations in the question depending on the company or the position they are trying to fill, but these are some common questions that are being asked in javascript interviews.

Omnath Dubey

Posted by Omnath Dubey