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JavaScript Interview Questions

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81.

What is BigInt?

intermediate

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82.

What is the `with` statement and why should you avoid it?

intermediate

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83.

What is memory management in JavaScript?

intermediate

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84.

What are pure functions?

intermediate

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85.

What is immutability in JavaScript?

intermediate

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86.

What is the difference between deep and shallow equality?

intermediate

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87.

What is the difference between `Object.freeze()`, `Object.seal()`, and `Object.preventExtensions()`?

intermediate

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88.

What is the difference between `Object.create()` and constructor functions?

intermediate

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89.

What is method chaining and how do you implement it?

intermediate

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90.

What is the call stack?

intermediate

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91.

What is stack overflow in JavaScript?

intermediate

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92.

What are the different ways to handle asynchronous operations?

intermediate

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93.

Explain the concept of currying in JavaScript

advanced

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94.

What is the event loop in JavaScript?

advanced

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95.

What is the difference between microtasks and macrotasks?

advanced

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96.

What are iterators and iterables?

advanced

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97.

What are generators in JavaScript?

advanced

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98.

What is a WeakMap and WeakSet?

advanced

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99.

What is a Proxy in JavaScript?

advanced

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100.

What is Reflect in JavaScript?

advanced

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Showing 81 to 100 of 115 results

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