How many bytes we can send to apple push notification server?
What is iphone os?
Explain the architecture of iphone? : IOS Architect
What is ios design?
What is a background thread?
What are the ios devices?
What is the significance of autorelease?
What is the difference between atomic and nonatomic properties? Which is the default for synthesized properties?
What are design patterns in ios?
What are the different delete rules that a relationship can have?
what are the build phases available in Xcode?
What is the first responder?
What is the use of the UI Automation API?