1. Why communication is important? 2. How to implement Hashable 3. What is iterator 4. GCD 5. Is Global queue is serial queue? 6. Escaping 7. Is struct can inheritances 8. Endindex string 9. Firstindex string 10. Notifications 11. Array size 12. Does Array is value type? 13. Inout 14. Lazy 15. Range index 16. Memory leak 17. Enum 18. Optional
There was just one assignment step
General background and ways of working plus a detailed paired programming on a typical app. I thought it was all very relevant and fair.
Round - 1 Basic's of Object Oriented Programming, Analytical, Sorting Algorithms and Data Structures. Round - 2 Basics of Swift Programming language Round -3 Organisational, Behavioural and Project Management questions. Team Management Strategies, Conflict Resolution, Stress management and the Productivity yield.
Struct vs class difference, retain cycle.
Explain memory management in swift
Basic iOS questions only.
SOLID principles
Tech interview (iOS interview) mainly asks about the pass experience with iOS. Secondly is app architectures and architectures in comparison. Toss use RxSwift a lot so they ask about RxSwift too. Beside of that, there are some questions on iOS CocoaTouch framework. Such as UIViewController life-cycle, animation, ... The hardest part of Toss interview is the culture interview, which contains a lot of behavior questions on teamwork, planning, work methodology, etc...
Can you tell us about your past experiences and the technologies you use?
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