11th Grade Event Driven Programming Quizzes, Questions & Answers

11th Grade

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This Event Loop Mechanics Quiz evaluates your understanding of how JavaScript handles asynchronous operations and the event loop. Learn how callbacks, promises, and async\/await interact with the call stack and task queues....

Questions: 15 | Attempts: 10 | Last updated: May 1, 2026

Sample Question 1
What is the primary purpose of the event loop in JavaScript?

To execute all code synchronously in order

To manage asynchronous callbacks and keep the program responsive

To prevent functions from being called

To store all variables in memory

Sample Question 2
In the event loop, which component stores function calls waiting to be executed?

Call stack

Task queue

Memory heap

Global scope

Sample Question 3
What happens when the call stack is empty and the event loop checks the task queue?

The program stops executing

Callbacks from the queue are moved to the call stack

All pending timers are cancelled

The event loop pauses for one second

11th Grade Event Driven Programming Quizzes, Questions & Answers

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