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,

808

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

CDC,

831

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

B-Ways TecnoSoft,

829

Explain retain counts in iOS operating system?

CDC,

914

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

CDC,

795

how you can delete a smart group created in Xcode?

909

what does @synthesize do?

856

what are the new features in Xcode 6?

950

what is the use of PO command in Xcode?

957

Explain how you can migrate to Xcode?

1016

what are the two different smart groups in Xcode?

921

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

919

Mention the short-cut to edit variables in Scope?

801

what are the source items used by Xcode?

1088

what is the difference between bounds and frame?

896

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Un-Answered Questions { Apple iOS }

What are b-trees?

806

What are the 7 osi layers?

811

Can my application have multiple models?

816

What are the features of iphone 3gs?

814

What are the limits of accessibility ?

852

Which programming language is used in ios?

818

What is nsmanagedobject?

805

What do you mean by rest?

796

What is category and class extension?

861

How to find the memory leaks in mrc?

1274

Explain the difference between coredata & sqlite?

803

How does the runtime handle message passing? What is message forwarding?

896

Difference between sax parser and dom parser ?

840

What is delegate in ios objective c?

828

Why do we override drawrect: method?

819

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