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Fullstack Developer Interview Questions

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3,987 fullstack developer interview questions shared by candidates

1. DSA question ( Given an array of 0s and 1s eg:[0,0,..,1,1,1,1] , find the index of first occurence of 1 - optimized it with binary search) , 2. Follow up question ( What if the array was infinite? and you could'nt access h and l? ans : Can Test the array in batches ) 3. Gave me JS code snippets and had to provide its output and explanation. 4. Questions based on projects and ReactJS ( How useEffect works, ), basic CSS questions.
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Fullstack Developer Intern

Interviewed at AdPushup

3★
Oct 10, 2022

1. DSA question ( Given an array of 0s and 1s eg:[0,0,..,1,1,1,1] , find the index of first occurence of 1 - optimized it with binary search) , 2. Follow up question ( What if the array was infinite? and you could'nt access h and l? ans : Can Test the array in batches ) 3. Gave me JS code snippets and had to provide its output and explanation. 4. Questions based on projects and ReactJS ( How useEffect works, ), basic CSS questions.

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