What is the main advantage of using promise chaining over traditional promise handling?
Promise Chaining Challenge

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Information Technology (IT), Architecture
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University
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Hard
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
It allows for synchronous code execution.
It reduces the complexity of nested callbacks.
It eliminates the need for error handling.
It increases the speed of asynchronous operations.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the basic promise setup, what is used to simulate an asynchronous delay?
setInterval
setImmediate
setTimeout
setAsync
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a key problem with nesting promises?
It makes the code run slower.
It leads to deeply nested and complex code.
It requires more memory.
It prevents error handling.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does promise chaining improve code readability?
By using fewer lines of code.
By eliminating the need for comments.
By using more descriptive variable names.
By allowing multiple promises to be handled in a flat structure.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of returning a promise in a 'then' callback?
To stop the execution of further promises.
To allow chaining of another 'then' call.
To convert the promise to a synchronous operation.
To handle errors more effectively.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the Mongoose example, what operation is performed after updating a user's age?
Resetting the user's age.
Deleting the user.
Counting users with the same age.
Fetching all users.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which Mongoose method is used to count documents with a specific condition?
aggregate
countDocuments
find
count
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