iphone Interview Questions part-3
21-What is Automatic Reference Counting (ARC)? ARC is a compiler-level feature that simplifies the process of managing the lifetimes of Objective-C objects. Instead of you having to remember when to retain or release an object, ARC evaluates the lifetime…
iphone interview questions
1. Explain what ARC is and how it works Since it doesn’t make much sense to talk about the old retain-release cycle, instead I like to find out if the candidate actually knows what ARC really is, or if they just consider a bit of Apple magic. ARC stands…