Event Loop

7 lessons

• 01Single ThreadedUnderstand the core nature of JavaScript's single-threaded architecture.
• 02Non-BlockingDiscover how JavaScript avoids blocking the main thread using asynchronous delegation.
• 03The Call StackReview how the call stack tracks synchronous function execution.
• 04The Task QueueUnderstand how asynchronous callbacks wait in the task queue to be executed by the Event Loop.
• 05The Microtask QueueDiscover the high-priority Microtask queue used specifically for Promise callbacks.
• 06Concurrency and External APIsUnderstand how the host environment provides multi-threading capabilities behind the scenes.
• 07Chapter 13 Cheatsheet: The Event LoopA quick summary of JavaScript's concurrency model, the call stack, and queues.