Apple iOS Interview Questions
Questions Answers Views Company eMail

What is iOS?  

2 1499

What's fast enumeration?

2 1435

What are the differences between categories and extensions?

1 1171




What is a singleton?

1 1047

Name and explain the iOS app states.

1 1163

What are the memory management rules?

1 1151

Name the memory management rules and their related methods.

1 1199

Explain why delegates and notifications are different.

1 1083




What is lazy loading?

1 1187

Explain shallow copying and depth copying.

1 1049

What is a struct?

1 1152

Is the object retained if I call performSelector:withObject:afterDelay:?

1 1571

What is posing in iOS?

B-Ways TecnoSoft,

1 2052

Where do you test the developed apps if you do not have the device?

1 1009

Does iOs supports multitasking?

1 1085


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Un-Answered Questions { Apple iOS }

What does static analyser do?

18


When a nsfetchrequest fetches an entity object from store, does it fetch all of its data at once?

31


How to register as a iphone developer?

42


How to deal with sqlite database?

59


What does use core data mean in xcode?

24






What is meaning of 'atomic' keyword?

71


What does ns stand for ios?

30


What widgets can not do ?

43


How to represent layer objects in iOS operating system ?

52


What is plist file and explain about it is usage in iOS operating system?

65


What is nsoperationqueue?

28


Explain the options and bars available in xcode 4.x workspace window in iOS operating system

67


What is the difference between android and ios?

27


Explain usage of struct?

42


What does @dynamic mean?

38