Explain about design patterns in iOS1 825
Explain about MVC Design patters1 744
what is singleton class? Why the whole application creates a single instance?1 704
Explain @property ,@synthesize1 677
what is the difference between nonatomic & atomic1 920
What is bundle1 789
Explain collections in iOS1 703
Explain UIView life cycles1 1101
Screen resolution of iPhone & iPad1 774
Explain about NSURL Connection Delegates1 933
How to convert MVC design pattern to MVVM design patterns
How to get the geolocation data on a picture?
what is your preferred programming language? Why? How long will it take you to learn a new programming language?
If you use location services in your app, will it drain your battery.if yes? How can we avoid?
Explain application states
Explain @synchronized ,@dynamic
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.
Difference between iOS 3 , iOS4, iOS 5, iOS 6, iOS 7 and iOS 8 (What are the new features)
What is the correct way to check if a Compass sensor is present on the system? Explain your answer.
Under what condition could the code sample below crash your application? How would you modify the code to avoid this potential problem? Explain your answer. Intent sendIntent = new Intent(); sendIntent.setAction(Intent.ACTION_SEND); sendIntent.putExtra(Intent.EXTRA_TEXT, textMessage); sendIntent.setType(HTTP.PLAIN_TEXT_TYPE); // "text/plain" MIME type startActivity(sendIntent);
Explain how an autorelease pool works at the runtime level
Explain which all events will perform an ios application in background
Why is Ubuntu the most popular operating system for cloud?
How will you implement sets and the intersection operation? Complexity?
How to fix tableviewcell dequeue issue ?