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?


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Explain @synchronized ,@dynamic


Can Ubuntu be integrated with Microsoft infrastructure?


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


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


How to fix tableviewcell dequeue issue ?


What’s Canonical’s role in OpenStack? 


Difference b/w collectionView & uitableview?


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


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


In mapKit frame work, how to get current user location


What is the methods for unzip file in AFNetworking


Describe a real time scenario where android can be used


What does Ubuntu mean?