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Asynchronous JavaScript Quiz
Question 1 of 10
JavaScript me 'callback' function kya hota hai?
Ek function jo error throw karta hai.
Ek function jo doosre function ko as argument pass kiya jaata hai aur baad me execute hota hai.
Ek function jo hamesha sabse pehle run hota hai.
Ek function jo hamesha ek Promise return karta hai.
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