What is the difference between retain & assign in iOS operating system?
How will you implement sets and the intersection operation? Complexity?
What is nsmanagedobject?
what is Xcode command line tools package?
what are the source items used by Xcode?
What is mapping model?
What is 1x 2x?
Explain the features is ios 6?
Which programming languages are used for ios development?
What is bridging header in ios?
So how is the new look different from the old look?
Which API is used to write test scripts that help in exercising the application's user interface elements?
How to deal with sqlite database?