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Algorithms 1 Computer Systems 1 Data Structures 8 JavaScript 80 Programming Languages 46 React Native 38
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Hard
31

What are the advantages of using C++?

Programming Languages
Hard
35

What is the difference between a shallow copy and a deep copy?

Data Structures
Hard
27

How do you implement a hash table in Python?

Data Structures
Hard
27

Explain the event loop

JavaScript
Hard
27

What is the Temporal Dead Zone?

JavaScript
Hard
27

What is prototype inheritance?

JavaScript
Hard
29

Explain CORS

JavaScript
Hard
28

What is the call stack?

JavaScript
Hard
28

What is the output order of setTimeout(0)?

JavaScript
Hard
27

What are generator functions?

JavaScript
Hard
27

What are Web Workers?

JavaScript
Hard
26

Explain Proxy objects

JavaScript
Hard
27

How does requestAnimationFrame differ from setTimeout?

JavaScript
Hard
27

Explain Service Workers and their use cases

JavaScript
Hard
26

What is a MutationObserver?

JavaScript
Hard
27

Explain Server-Sent Events (SSE)

JavaScript
Hard
26

What is Tree Shaking?

JavaScript
Hard
25

Explain Web Crypto API

JavaScript
Hard
28

Explain the Atomics API

JavaScript
Hard
27

What are Decorators?

JavaScript