Design an event tracking system with a tracking function to monitor events. There will be two event types: high-priority events, which should be sent to the server immediately upon arrival, and low-priority events, which can be cached locally and uploaded in batches every 10 seconds or so. Ensure that validation and enrichment are performed when events are received.
What is KVO and why would you use it or not use it?
How would you go about debugging an issue?
What design pattern you use
Among many other technical questions, some included knowledge around GCD, threading, operation queues, MVVM, declarative programming, SwiftUI, reference cycles, walk-through of your homework submission, other design patterns, Objective-C and Swift.
Solve FizzBuzz problem for 10 minutes
Have you worked with camera in iOS
Submit a recipe app project
How did you get into iOS development?
What is the difference between pairing and bonding in BLE?
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