What is delegation pattern in ios?
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What is grand central dispatch ios?
Explain me how to parse xml?
What are most ios apps written in?
What is singleton design pattern in ios?
What are transient properties?
What is synchronized() block in objective c? What is the use of that?
Why don’t we use strong for enum property in objective-c ?
How do you setup/initialise a core data stack in your application? Is this activity performed on main thread? If not, why?
Which programming language is used in ios?
What is iphone os?
Explain what is iphone architecture?
Can we support the same application for iphone 3gs and iphone 5, 6, 7? Why not?