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Senior Software Engineer Interview Questions

"Senior software engineers are the most experienced member of a software team and usually carry the most responsibility and authority of that team. Because of this, interviews will be designed to find candidates who have expert knowledge of the field and years of experience as a software engineer. Expect to be asked tough technical questions and to give examples of previous projects that you have worked on."

67,420 senior software engineer interview questions shared by candidates

Imagine you are given 10,000 files each containing 1 Million integers. I would you sum all of them and give the final result? ---> Interviewer wanted to test scalability, distributed concepts. He has written the basic code and wanted to improve upon that. Here's the basic code. public getSum(String[] file_names) { int sum = 0; for(String f: file_names) { sum = sum + sumOfFile(f); } return sum; } Questions: What's wrong with above code? Ans: Integer overflow How would you implement sumOfFile? What if 'sumOfFile' takes lot of time to finish computing? How do you fasten the program?
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Senior Software Engineer

Interviewed at Google

4.4★
Mar 30, 2017

Imagine you are given 10,000 files each containing 1 Million integers. I would you sum all of them and give the final result? ---> Interviewer wanted to test scalability, distributed concepts. He has written the basic code and wanted to improve upon that. Here's the basic code. public getSum(String[] file_names) { int sum = 0; for(String f: file_names) { sum = sum + sumOfFile(f); } return sum; } Questions: What's wrong with above code? Ans: Integer overflow How would you implement sumOfFile? What if 'sumOfFile' takes lot of time to finish computing? How do you fasten the program?

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