Instructions
- 1. Your final score will reflect your grasp of the concepts—approach each question with precision.
- 2. Thoroughly review each solution before proceeding to ensure full understanding.
- 3. Final results will be available after submission to provide insights into areas for further improvement.
- 4. Maintain academic integrity—plagiarism undermines learning and professional growth.
- 5. Once submitted, responses are final, so ensure you’re confident in your answers.
- 6. These challenges are designed to test practical knowledge; apply your skills as you would in real-world scenarios.
All Problems
Question
Action
What is a Promise in JavaScript?
What are the possible states of a JavaScript Promise?
What is the purpose of the .then() method in Promises?
What will the following code output? let promise = new Promise((resolve, reject) => { resolve("Success"); }); promise.then(result => console.log(result));
What will this code log? let promise = new Promise((resolve, reject) => { reject("Error occurred"); }); promise.catch(error => console.log(error));
Which of the following is true about async functions?
What does the await keyword do?
What is the output of this code? async function fetchData() { return "Data"; } fetchData().then(data => console.log(data));
Can await be used outside of an async function?
What will this code log? async function test() { let result = await Promise.resolve("Success"); console.log(result); } test();