Interview Experience at Epsilon Bangalore for SDET Profile – Dec – 2019

Company Name :- Epsilon
Date :- Dec – 2019
Experience Level: – 5 – 9 Years
Location– Bengaluru
Mode : – Telephonic


  1. How do you check if array is sorted or not, without using any in built function
  2. Segregate 0s and 1s without using any sorting techniques and use only 1 for loop
  3. What is hashmap? explain
  4. Implement your own hashcode.
  5. What is design pattern, which one you have used?
  6. What is Singleton pattern, what’s the necessary?
  7. What is the diff between page factory and POM?
  8. What is self join, why do we need it?
  9. Explain GET,POST,PUT.
  10. Can I make a GET call by passing Face book’s username and password?
  11. If yes, is it a good idea to pass username and password in GET?
  12. There were some DB related question, not able to recollect.

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