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

Apple iOS Interview Questions

Questions Answers Views Company eMail

Explain stack and heap?

908

How to deal with sqlite database?

902

What is storyboard?

908

What is difference between 'protocol' and 'delegate'?

840

What manual memory management ? How it work?

884

What is 'notification'?

857

How to download something from the internet?

863

What happens if the methods doesn’t exist?

898

What is latest xcode version?

874

What is meaning of 'atomic' keyword?

896

Difference between sax parser and dom parser ?

881

What is use of uiapplication class?

865

What is 'private', 'protected' and 'public' ?

977

What is synchronized() block in objective c? What is the use of that?

863

how push notification works?

874

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Un-Answered Questions { Apple iOS }

What is cocoa touch framework in ios?

885

Define 'strong' keyword?

840

What is nsoperationqueue?

863

What ios version onwards arc can be used?

855

What is onboarding and why is it so important for mobile design? : IOS Architect

863

Who calls the dealloc strategy? Would we be able to implement dealloc in arc? In the event that indeed, what is the need to do that?

886

What is reuse identifier?

825

What is array in ios?

828

Why do all model object attributes get marked with @dynamic and not synthesised? What does @dynamic mean?

804

What is dynamic typing in iOS operating system?

885

what is Xcode command line tools package?

1056

Explain the difference between copy and retain?

977

What is categories in iOS?

914

What is ios deadlock?

907

What is nsuserdefaults? What type of data can we store there?

876

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