![]() If you're relatively new to coding for iOS, you may not have much knowledge of the original language, Objective-C. What's the Difference Between Swift and Objective-C? It uses automatic reference counting, which manages the memory for you, so you can focus on functionality. It's type-safe, which means that it determines which values you can use in your code, which prevents accidentally passing different data types to an object, a helpful feature both for run-time and compile-time. It's also a language that's built to be helpful. These apps communicate directly with the hardware of the user’s device, which means that they will deliver faster and better performance than hybrid apps that rely on Flutter or React Native. It was created specifically to develop native iOS apps. Swift is a modern, fast, and easy-to-read language. How are you supposed to make the comparison, then? You know how to code using Swift, but it might be your first coding language and you don’t necessarily know many others. In this article, you'll refresh your knowledge of some of the most common Swift interview questions and their answers. If you’re at this stage, you've likely already taken a coding test for the company you’ve applied for, and you passed it.īut now it’s time for the next round where you need to self-promote and prove your knowledge. What Are the Most Common Swift Interview Questions? What Does a Ternary Conditional Operator Do?.What's the Difference Between Array and NSArray?.What are the Best Ways to Achieve Concurrency in iOS?.What's the Difference Between Structures and Classes?.How Can You Test an App Without a Physical Device?.What's a Typealias, and How Do You Create One?.Why is Immutability Important in Swift?.What Tools are Required to Develop iOS Apps?.What's the Difference Between Swift and Objective-C?.What are the Advantages of Using Swift?.In this article, you'll learn the answers to common Swift interview questions, as well as how you can be better prepared for technical interviews. Most recruiters look for native iOS developers and engineers with knowledge of Swift, one of the most modern, reliable, and robust coding languages.īut preparing for interviews can be stressful, especially when it comes to questions that you might be asked in the interview. Swift was introduced in 2014 as a more powerful and intuitive coding language than its older parent, Objective-C. Some of the most sophisticated, beautifully designed, high-quality tech products you can find are branded Apple, and with a high-quality product comes a high-quality coding language. Work through the most commonly asked questions, learn interview techniques, and practice your skills before the big day. Get ready for your upcoming Swift interview with Exponent's complete s oftware engineering interview course. ![]()
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