What is nonatomic in objective c?
What is delegate in objective c?
What is umbrella header?
What is objective c & why it is used for?
Can we create dynamic classes in objective c? If yes, explain how to create with a valid use case?
Explain what is protocol in objective-c?
How do you insert a block?
How to convert string to nsnumber in objective c?
Who calls dealloc method? Can we implement dealloc in arc?
What is 'protocol' on objective c?
What is the difference between property and instance variable?
How do you define a block?
How do I open .m files?
What is class extension?
Explain types of protocol?