Objective-C methods with certain names (“init”, “alloc”, etc.) always return objects that are an instance of the receiving class’s type; such methods are said to have a “related result type”. A method with a related result type can be declared by using:

What is the object.toString equivalent in objective-c?

Which of these classes is NOT a root class?

True or False? You should use NSHost when connecting to a specific host.

how can we return multiple values from function?

What happens if you use fgets and do not give it a size smaller than the buffer?

Best way to convert NSNumber into NSString?

Name a property attribute that synthesizes accessors that are not thread safe?

Where does Objective C store objects, Heap or stack?

Look at below code and tell correct output?

What is a local variable that has no default initial value and does not retain its value through method calls?