What is a serial queue?
Explain formal protocols?
What are layer objects and what do they represent?
What is nslayoutanchor?
What is oops in ios?
Can we adjust the size of photos uploaded from the app?
What is use of nsoperation? How nsoperationque works?
Explain what is iphone architecture?
How are non-atomic and atomic properties different? Which one is the default property for synthesized properties? When would a user operate one over the other?
Whats the difference between frame and bounds?
When dealing with property declarations, what is the difference between atomic and non-atomic?
Is ios written in c?
What are the delegate methods of mkmapview?