Un-Answered Questions { Apple iOS }

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

1072


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

951


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

955


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

2058


Explain your process for tracing and fixing a memory leak

2045


Explain how an autorelease pool works at the runtime level

2277


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

1044


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

913


Find the letter count in UItextfield? Including first character?

1158


How to fix tableviewcell dequeue issue ?

1018


Difference b/w collectionView & uitableview?

1938


DB updation when app new version comes ?

890


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

955


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

1157


Explain application states

917