Paytm React Js Frontend Developer Interview Questions and Answers

Online Assignment of 1 hr. questions were around - JS, React JS, 1 DSA question

Q1. DSA round- 1 medium DSA question asked and some questions around JS
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Q1. Technical Round - 1 hour.
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Shared a hacker rank assessment test. In which coding is a high weightage.

Q1. In technical, you have to prepare JS core and react js core.
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Q2. What is currying? What is closures? Whar are hooks?
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Currying is a technique of transforming a function that takes multiple arguments into a sequence of functions that each take a single argument. Closures are functions that have access to variables in their lexical scope. Hooks are functions that allow you to use state and other React features without writing a class.
• Currying allows for partial application of functions

• Closures are used to create private variables and fu...read more
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