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I applied via Referral and was interviewed in Aug 2023. There were 2 interview rounds.
Event loop is the core of Node.js runtime that handles asynchronous operations and ensures non-blocking I/O.
Event loop is responsible for executing callbacks and handling I/O operations.
It allows Node.js to handle multiple requests concurrently.
Event loop uses an event-driven architecture to efficiently manage resources.
Callbacks are added to different queues based on their type and priority.
Event loop continuously che...
Node.js is single threaded, but it can support concurrency through event loop and non-blocking I/O operations.
Node.js runs on a single thread and uses an event-driven, non-blocking I/O model.
It can handle multiple requests concurrently by leveraging the event loop.
Node.js uses callbacks or promises to handle asynchronous operations.
The event loop allows Node.js to efficiently handle I/O operations without blocking the ...
Node.js is single-threaded, but we can utilize multiple threads using worker threads module.
Node.js is designed to be single-threaded for better performance and scalability.
However, we can make use of the worker threads module to run JavaScript code in separate threads.
Worker threads allow us to perform CPU-intensive tasks without blocking the event loop.
We can create new worker threads using the Worker class from the ...
find method returns the first element that satisfies the condition, while filter method returns all elements that satisfy the condition.
find method returns the first element that satisfies the condition
filter method returns all elements that satisfy the condition
find method stops iterating once it finds a match
filter method iterates through the entire array
find method returns undefined if no element satisfies the condi...
It was a phonebook project.
Where each user will have a phonebook,
And user's contact should be encrypted before stored and it should be unique.
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