Mobile OS Interview Questions
Questions Answers Views Company eMail

 Which API is used to write test scripts that help in exercising the application's user interface elements?

1 1607

. Why an app on iOS device behaves differently when running in foreground than in background? 

1 1108

 How can an operating system improve battery life while running an app?

1 1125




 Which framework delivers event to custom object when app is in foreground? 

1 1112

. When an app is said to be in not running state? 

1 1335

. Name the app sate which it reaches briefly on its way to being suspended

1 842

 An app is loaded into memory but is not executing any code. In which state will be in?

1 710

 Assume that system is running low on memory. What can system do for suspended apps?

1 726

 How can you respond to state transitions on your app? 

1 932

. List down app's state transitions when it gets launched. 

1 791

What is the use of controller object UIApplication?

1 1551

How is the app delegate is declared by Xcode project templates?

1 1434

 Which app specific objects store the app's content?

1 1460

 Are document objects required for an application? What does they offer?

1 692

Which is the super class of all view controller objects?

1 2327







Un-Answered Questions { Mobile OS }

When dealing with property declarations, what is the difference between atomic and non-atomic?

495


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

414


Explain @synchronized ,@dynamic

695


Can Ubuntu be integrated with Microsoft infrastructure?

465


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

469






How will you implement sets and the intersection operation? Complexity?

381


How to fix tableviewcell dequeue issue ?

444


What’s Canonical’s role in OpenStack? 

425


Difference b/w collectionView & uitableview?

750


what is your preferred programming language? Why? How long will it take you to learn a new programming language?

382


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

334


In mapKit frame work, how to get current user location

490


What is the methods for unzip file in AFNetworking

842


Describe a real time scenario where android can be used

666


What does Ubuntu mean?

448