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TCS iOS Interview Questions

 Location : India
Date : March, 2021

  1. Difference between Swift and Objective C.
  2. What is protocol oriented languages?
  3. Difference between OOPS and POPS ?
  4. What are higher order function?
  5. Difference between map and flat map?
  6. What is compact map?
  7. Difference between MVC and MVVM.
  8. What is optional?
  9. What is optional binding?
  10. Difference between if let and guard let.
  11. What are application states?
  12. How to run our application continuously running in the background?
  13. What is lazy?
  14. What is weak and unowned?
  15. Difference between KVO and Delegate.
  16. What are solid principles?
  17. Difference between GCD and OperationQueue?
  18. Difference between escaping and non-escaping closure.
  19. What is codable?
  20. How to upload your own framework to cocoapods?
  21. How can you move from 4 commits to one commit?
  22. What is git squash?
  23. What is rebase in git?
  24. Difference between management and leadership skill.
Location: Bangalore
Date: March, 2021

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