Question 1

Are closures just functions in JavaScript?

Accepted Answer

No. A closure is the combination of a function and its lexical environment (the variables it closes over). The function alone is not the closure; the function plus the retained outer variables is the closure.

Question 2

What is a closure in simple words?

Accepted Answer

A closure allows a function to remember variables from its outer scope.

Question 3

Are closures important for interviews?

Accepted Answer

Yes. Closures are one of the most commonly asked JavaScript interview topics.

Question 4

What are closures used for?

Accepted Answer

Closures are used for data privacy, callbacks, event handlers, and many advanced JavaScript patterns.

Are closures just functions in JavaScript?

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