Lead Engineer Interview Questions

7,916 lead engineer interview questions shared by candidates

How will you store values such that the top n max element can be retrieved in O(1) time. (heaps) Given a large number of files and their generations at periodic intervals based on months, how will you store the information of their generation such that for any given month, you can retrieve the files generated in that month or months, also assuming that the order in which they are generated are always constant. (by mapping them to boolean values and performing AND and OR and NOT)
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Lead Software Engineer

Interviewed at Impetus Technologies

3.7
Sep 6, 2019

How will you store values such that the top n max element can be retrieved in O(1) time. (heaps) Given a large number of files and their generations at periodic intervals based on months, how will you store the information of their generation such that for any given month, you can retrieve the files generated in that month or months, also assuming that the order in which they are generated are always constant. (by mapping them to boolean values and performing AND and OR and NOT)

1. Oops concept 2. Collection program 3. How to know any element are present as per UI on app 4. How to scroll and verify on Mobile applications circular banner present 5. Ask to write XPath from given applications 6. How to connect BrowserStack with framework 7. What is config file and how to use it
avatar

Quality Lead Engineer

Interviewed at Persistent Systems

4.1
Sep 21, 2024

1. Oops concept 2. Collection program 3. How to know any element are present as per UI on app 4. How to scroll and verify on Mobile applications circular banner present 5. Ask to write XPath from given applications 6. How to connect BrowserStack with framework 7. What is config file and how to use it

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