Why is the Event Loop important?
The Event Loop allows Node.js to perform non-blocking operations and efficiently handle many concurrent requests.
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More FAQs in What Is Event Loop in Node.js?
The Event Loop is a mechanism that manages asynchronous operations by moving completed tasks to the Call Stack when JavaScript is ready to execute them.
JavaScript execution in Node.js is single-threaded, but asynchronous operations are handled outside the Call Stack using Node.js APIs and the Event Loop.
Promise callbacks are placed in the Microtask Queue, while timer and I/O callbacks are placed in the Callback Queue. The Microtask Queue has higher priority.
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