Is objective c object oriented?
What is the purpose of managed object context (nsmanagedobjectcontext) in objective-c and how does it work?
How to declare variable in objective c?
When might you use a cfarray/dictionary instead of a nsarray/dictionary?
How to call function in objective-c?
What is a .m file?
Explain what is protocol in objective-c?
What is an extension?
When should you call dealloc method? Is it possible to implement dealloc in arc?
What do you mean by @synthesize and @dynamic in the objective-c?
What is kvc and kvo? Give an example of using kvc to set value.
Can you retain delegates?
Can you use objective c in swift?
What are kvc and kvo? Provide an example.
How do you get closure?