Mobile OS Interview Questions
Questions Answers Views Company eMail

What is UICollectionView ?

1 1772

What is UITableView?

1 675

DB updation when app new version comes ?


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


“BgTask “ ? how long execute?

1 699

UI updation in seperate thread is it possible ?

1 639

what is universal Application?

1 693

what is protocol? . The use of protocol?

1 677

what are the controllers are available in objective C

1 917

what is navigation controller?

1 847

What is factory methods ? What is the advantage of using it ?

1 623

Explain UIApplication life cycle

1 1157

Explain UIApplication delegate

1 681

Is it possible to write a program without using nib file

1 724

What NSAutorelease pool

1 689

Un-Answered Questions { Mobile OS }

Can you use an Intent to provide data to a ContentProvider? If not, what would be the proper mechanism for doing this?


What is a ContentProvider and what is it typically used for?


what is preferences


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


Do you know will Microsoft ship a panorama control with the run-time?


If you use location services in your app, will it drain your battery.if yes? How can we avoid?


How do we do compliance for Ubuntu?


Explain Apple push notification


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


The last callback in the lifecycle of an activity is onDestroy(). The system calls this method on your activity as the final signal that your activity instance is being completely removed from the system memory. Usually, the system will call onPause() and onStop() before calling onDestroy(). Describe a scenario, though, where onPause() and onStop() would not be invoked.


How to fix tableviewcell dequeue issue ?


In mapKit frame work, how to get current user location


How to get the geolocation data on a picture?


Explain how an autorelease pool works at the runtime level


Explain in brief about the important file and folder when you create new android application.