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Interview Question

Staff Engineer Interview Austin, TX

Given the following: You have a product that is built each

  day in a large and long build. The product has thousands of components, may of which are updated on a daily basis. Given that the build times can be long, what is a fast way to narrow down to the problem components quickly.
Answer

Interview Answer

1 Answer

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Using a binary search, for those components that changed in the last day, replace half them in a rebuild with the previous days object code. Based on if the result passes or fails,tells you which half of the changed components to focus on.

Interview Candidate on Nov 2, 2013

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