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NeoQuant Solutions iOS Interview Questions

Location: Andheri,Mumbai, Maharastra
Date : May, 2019
Experience : 2-4 Years


  1. Difference between nil and null.
  2. What is the use of NSSet?
  3. Process of how notification works?
  4. What is the use of appid?
  5. Why certificates required to upload the app on app store?
  6. How to remove duplicates from array?
  7. Sort strings in array (ascending order).
  8. How to check nil keys in dictionary?
  9. Difference between closure and blocks?
  10. What’s new in swift 4.2 and swift 5?
  11. What is the use of enumeration?
  12. What is handshake process?
  13. How to call api’s of “https”?
  14. What is filter method?
  15. Where certificates and provisional profiles gets installed?
  16. What is the difference between internal testers and external testers in tesflight?
  17. What is mlkit?
  18. How to check nil value in dictionary’s where dictionary contains 10,000+ key value pairs ?
  19. What is .P12 and .Cer file?
  20. What is endurl in payment gateway?

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