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The video tutorial provides a brief introduction to the concept of promises, explaining their purpose and how they are used in programming to handle asynchronous operations effectively.

What is the primary purpose of a promise in programming?

• To store data permanently

• To define a function

• To create a new variable

• To handle asynchronous operations

Which of the following is a key feature of promises?

• They are always synchronous

• They can be chained

• They are used for styling

• They replace all functions

How do promises improve code readability?

• By making code longer

• By using complex syntax

• By avoiding callback hell

• By increasing the number of variables

What happens when a promise is fulfilled?

• It restarts the program

• It executes the then block

• It is ignored

• It triggers a catch block

Which method is used to handle errors in promises?

• finally()

• resolve()

• catch()

• then()