What is meant by delegate in ios?
How you will store user info (username, password or token) securely in ios?
How to set your application id after becoming a member of iphone developer program?
Explain your process for tracing and fixing a memory leak
In nsfetchrequest can we fetch only a selective few attributes of an entity? How?
Name the application thread from where uikit classes should be used?
What is iphone os?
What is storyboard?
Explain code signing in ios?
Explain what is a class?
how you can delete a smart group created in Xcode?
When to use nsmutablearray and when to use nsarray?
What is 'notification'?
What is nsoperation and nsoperationqueue?
Implement the following methods: retain, release, auto release in iOS operating system?