What is the difference between class and category?
What is toll-free bridging and when is it useful?
What is protocol in networking?
Does objective c have pointers?
Who made objective c?
Mention whether nsobject is a parent class or derived class.
When is toll-free bridging useful?
Is objective c statically typed?
What is struct and enum?
Mention which class can you use for parsing of xml in iphone?
What is kvc and kvo?
What are objective c properties?
What is the difference between property and instance variable?
Is objective c the same as c++?
How do you write an objective statement?