Mastering iOS Development: Mock Interview with Afrah Tayyab

We will go through real iOS interview questions, coding challenges, and problem-solving — just like in an actual interview. This time Mock Interview contains only 2 sections but we went through more topics! Afrah was brave enough to take this challenge, and we hope it will be both useful and inspiring for your own interview preparation. 👉 If you’re preparing for an iOS developer job interview or just want to improve your Swift skills, this video is for you. ✅ Don’t forget to subscribe for more iOS mock interviews, Swift tutorials, and career tips. 💬 Leave a comment with your feedback or questions — it helps a lot! Contacts to Afrah: [email protected] #iOSInterview #Swift #iosdeveloper Time Chapters 00:00 Introduction to the Mock Interview 03:50 Technical Questions Section 04:20 Swift Basics: Reference and Value Types 06:35 Swift Collections and Copy on Write 08:57 Class vs Structures 11:20 Optionals in Swift 14:32 Feedback for first part of the section 19:00 UIKit questions part - Storyboards, nibs 22:50 UIViewController lifecycle questions 27:20 UITableView questions 29:55 Feedback for UIKit part of section 31:37 Concurrency questions part - GCD, Operations, Async Await 36:00 Is Collections are thread safe? 38:30 Feedback for Concurrency section 40:10 Code Examples Questions 41:10 SwiftUI Code Puzzle (check video description for it) 43:40 Concurrency Code Puzzle 46:20 Closure Code Puzzle 49:15 Conclusion and Final Thoughts Code from last part: 1) Swift UI Puzzle: struct CounterView: View { @State var count = 0 var body: some View { Text("Count: \(count)") .onAppear { count += 1 } } } 2) Concurrency Puzzle: let q1 = DispatchQueue(label: "q1") let q2 = DispatchQueue(label: "q2") q1.async { q2.sync { /* A */ } } q2.async { q1.sync { /* B */ } } 3) Closure Puzzle : class DataFetcher { var completion: (() - Void)? func fetch() { DispatchQueue.global().async { sleep(2) self.completion?() } } }