Mobile OS Interview Questions
Questions Answers Views Company eMail

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

573

Explain about design patterns in iOS

1 748

Explain about MVC Design patters

1 666




what is singleton class? Why the whole application creates a single instance?

1 629

Explain @property ,@synthesize

1 611

what is the difference between nonatomic & atomic

1 836

What is bundle

1 701

Explain collections in iOS

1 640

Explain application states

343

Explain UIView life cycles

1 1029

Screen resolution of iPhone & iPad

1 696

Explain about NSURL Connection Delegates

1 859

Explain @synchronized ,@dynamic

695

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

485

Explain Apple push notification

417







Un-Answered Questions { Mobile OS }

What is the methods for unzip file in AFNetworking

842


How do I train as an Ubuntu system administrator?

407


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

615


Describe android Activities in brief.

384


If the Activity is showing an animation that indicates some kind of progress, what issue might you encounter and how could you address it?

583






Explain @synchronized ,@dynamic

695


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

371


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

469


Find the letter count in UItextfield? Including first character?

528


How to convert MVC design pattern to MVVM design patterns

461


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

559


Explain AndroidManifest.xmlfile in detail.

466


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

470


What happens when you invoke a method on a nil pointer?

1243


Explain what is the stack of autorelease pools. How autorelease pool work under the hood?

434