What is nsmanagedobjectcontext? What are the different concurrency types? Explain each type.
What are ibeacons?
What is mvc in ios swift?
What are the 7 osi layers?
Explain differences between foundation and corefoundation
What is the concurrency how many ways you know to achieve concurrency?
What is a model class?
What is the difference between NSArray and NSMutableArray in iOS operating system?
What's the latest version of ios?
What is mapping model?
Compare and contrast the different ways of achieving concurrency in os x and ios.
What ios version onwards arc can be used?
Explain how an autorelease pool works at the runtime level in iOS
How to parse xml? Explain
What is difference between synchronous and asynchronous in web request in iOS operating system?