- What is the most important feature you have delivered?
Senior Ios Engineer Interview Questions
2,083 senior ios engineer interview questions shared by candidates
System design task "Design a car parking system."
iOS App Lifecycle and Multithreading in iOS
In the On-Site, they give you a Xcode project and ask you to use an already established method to fetch an array of a model, where each element has a URL to download an image. Your task is to create a method to fetch those images and refresh each table cell to display them. They expect you to use async/await and, to be thorough, to make good use of concurrency and best coding practices. At the beginning, they let you choose whether to use SwiftUI or UIKit.
Previous projects. Some behavior questions. Object oriented design
Find and fix all the bugs in this sample iOS app.
nothing got rejection immediately somehow.
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Questions related to below concepts can be asked: Core concepts of Swift iOS frameworks (UIKit, Core Data, etc.) Design patterns (MVC, MVVM, etc.) Memory management RESTful APIs and networking Debugging and performance optimization Knowledge of Apple's design principles and interface guidelines
what is the difference between #define and const When to use a macro and when a const ? Which one is more effective ? for eg, #define MY_CONST = 10 const int MY_CONST = 10
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