Apple iOS Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Apple iOS Interview Questions

Questions Answers Views Company eMail

What is the difference between NSArray and NSMutableArray in iOS operating system?

CDC,

841

What is the purpose of UIWindow object in iOS operating system?

CDC,

867

What is Automatic Reference Counting (ARC) in iOS operating system?

B-Ways TecnoSoft,

865

Explain retain counts in iOS operating system?

CDC,

960

What are all the newly added frameworks iOS 4.3 to iOS 5.0?

CDC,

850

how you can delete a smart group created in Xcode?

943

what does @synthesize do?

919

what are the new features in Xcode 6?

1005

what is the use of PO command in Xcode?

1008

Explain how you can migrate to Xcode?

1060

what are the two different smart groups in Xcode?

952

What is the short cut to open the “Code Snippet Library” in Xcode?

967

Mention the short-cut to edit variables in Scope?

844

what are the source items used by Xcode?

1123

what is the difference between bounds and frame?

936

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Un-Answered Questions { Apple iOS }

Define decoding or deserialization?

896

What are layer objects and what do they represent in iOS operating system?

844

What is iphone reference library?

979

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

861

What happens if the methods doesn’t exist?

898

What is iphone?

960

What does ios mean on my iphone?

911

What are layers?

869

How to handle concurrency problems in core data?

968

What is context in core data ios?

859

List the devices compatible with ios 11? : IOS Architect

778

what are the source items used by Xcode?

1123

Explain differentiate between release and pool drain?

847

What are the features is ios 6?

898

Who calls the main function of you app during the app launch cycle in iOS operating system?

919

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