Un-Answered Questions { Mobile OS }

Difference b/w collectionView & uitableview?

1925


DB updation when app new version comes ?

880


How to do upload of large sized video file to server ? while uploading user presses “Homebutton” How long will execute?

943


Difference between iOS 3 , iOS4, iOS 5, iOS 6, iOS 7 and iOS 8 (What are the new features)

1143


Explain application states

901


Explain @synchronized ,@dynamic

1278


what is the difference between nonatomic & atomic ? which is thread safe and why

983


Explain Apple push notification

1016


In mapKit frame work, how to get current user location

1003


Explain which all events will perform an ios application in background

1097


Explain about AFNetworking. What is the base class used in AFNetworking library

1812


What is the methods for unzip file in AFNetworking

1382


How to convert MVC design pattern to MVVM design patterns

1047


Mention what is the difference between Swift and ‘Objective-C’ language?

1103


what is the procedure of using D2MS server in cloud messaging in android

1219