Core data, bridging header, how to configure private cocoa pods repository. Tdd, do you have experience with complex badly written code bases? And how do work with these. Are you willing to work with badly written code bases and follow tdd? They also ask some easy questions about properties and memory management.
Why are you interested to join?
One of the key questions they asked was about optimizing performance in an iOS application.
Basic algorithm questions. Sorting Big-O runtime comparison Some questions on Tree insert and search. These questions were really designed to see if you had good soft skills to talk something out sensibly.
How would you build this UI? (The example to build was a UITableView.)
What's the difference between a strong and weak reference?
What is ARC?
Nil Pointer Handling/ Error Handling
Mostly question basic, like class and structure, closures, generics, difference b/w swift, and objective c, mutating keyword, and how to create an optional protocol in swift.
Explain ButtonStyle protocol in Swift. Tell one difference between an array and a set.
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