What is nsfetchedresultscontroller?
Explain parent-child context setup. How does it work?
Who calls the dealloc strategy? Would we be able to implement dealloc in arc? In the event that indeed, what is the need to do that?
What is message forwarding?
What is the benefit of setting reuseidentifier to a non-nil value?
What are the different store migration options? When are they used?
What is nsmanagedobjectcontext?
What performance issues can you face when using coredata?
How do you setup/initialise a core data stack in your application?
What is category and class extension?
What are the different delete rules that a relationship can have?
what are fetched properties? How do you create a fetched property?
What is nspersistentstore? Is it thread safe?
What is a fault?
Is core data is thread safe?