Interview Questions for Javascript

Are you preparing for a JavaScript interview? :thinking::thinking:
Here are some commonly asked JavaScript questions to help you shine in your frontend interview! :computer:

:arrow_right: What are the different data types in JavaScript?
:arrow_right: Explain the concept of hoisting in JavaScript.
:arrow_right: What is the difference between null and undefined in JavaScript?
:arrow_right: How does prototypal inheritance work in JavaScript?
:arrow_right: What are closures in JavaScript and how are they used?
:arrow_right: Explain the concept of event delegation in JavaScript.
:arrow_right: How does the β€œthis” keyword work in JavaScript?
:arrow_right: What are higher-order functions in JavaScript?
:arrow_right: Explain the difference between synchronous and asynchronous programming in JavaScript.
:arrow_right: How do you handle errors in JavaScript? What is the purpose of try-catch blocks?
:arrow_right: What are the different ways to create objects in JavaScript?
:arrow_right: Explain the concept of callback functions in JavaScript.
:arrow_right: What is the difference between let, const, and var in JavaScript?
:arrow_right: How does the event loop work in JavaScript?
:arrow_right: What are arrow functions in JavaScript? How do they differ from regular functions?
:arrow_right: Explain the concept of closures and their practical uses.
:arrow_right: What is the purpose of the bind, call, and apply methods in JavaScript?
:arrow_right: How do you handle asynchronous operations in JavaScript? What are Promises and async/await?
:arrow_right: Explain the concept of debouncing and throttling in JavaScript.
:arrow_right: What are the different ways to manipulate the DOM in JavaScript?

Shivam Sen(TA)

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