iOS interview experience fresher

Carvia Tech | May 05, 2019 | 1 min read | 83 views

Commonly asked interview questions for iOS interview 0-3 years experience. OOPS concepts, algorithms, data structures, object-c and swift

  1. What is a final class?

  2. What is inheritance?

  3. Restful vs stateful APIs, SOAP API.

  4. Why do we use JSON instead of XML for APIs

  5. what is a class? why do we add a class to program? can we work without classes.

  6. what is the difference between a class and structure?

  7. Difference between objective-c vs swift, which one should be used and why?

  8. Difference between linked list and arrays? Which one should be used in a given scenario?

  9. How can you find app crashes in production?

  10. time & memory complexities of algorithms like sorting/searching. Deletion and insertion in an array, what is the time complexity in that case?

  11. Difference between let and var? (constant and variable)

  12. difference between optional and non-optional variables.

  13. How will you handle exceptions in swift?

  14. Why do we use SDWebImage?

  15. How to use cocoa pods?

Top articles in this category:
  1. iOS interview questions for 0-3 years experience
  2. Firebase Cloud Messaging in Android App using Command Pattern
  3. Service vs Intent Service in Android
  4. Retrofit OAuth2 Authentication OkHttp Android
  5. Retrofit Basic Authentication in Android App with OkHttp
  6. FirebaseInstanceIdService is deprecated now

Find more on this topic:
Mobile Programming image
Mobile Programming

Android and iOS/Swift Programming Tutorials, Interview questions and recipes.

Last updated 1 week ago

Recommended books for interview preparation:

This website uses cookies to ensure you get the best experience on our website. more info