Is ios multithreading?
What is shared instance in ios?
How to download xcode for iphone development?
What is urlsession?
When a nsfetchrequest fetches an entity object from store, does it fetch all of its data at once?
Explain ios 7 airdrop?
What happens when we invoke a method on a nil pointer?
What is a difference between stack and heap memory?
What is 'notification'?
Explain the working of manual memory management?
Explain the different types of ios application states.
What is active state in ios?
What is latest xcode version?