What are the rules of variable?
What is .m file in xcode?
Explain how to call function in objective-c?
Can you please explain the way messaging works in objective-c?
What are blocks and how are they used?
How do you call a method in objective c?
What is an instancetype?
Tell us the result when you invoke a particular method on a nil pointer?
What is a category extension?
What are static attributes?
What is objective c good for?
What is block variable?
Who calls dealloc method? Can we implement dealloc in arc?
What do you mean by @synthesize and @dynamic in the objective-c? And also explain what do you mean by synthesized in objective-c?
What can objective c be used for?