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 use of the UI Automation API?

1 2163

What is UIApplication?

1 3362

What happens when IApplication does not handle an event?

1 2231

How would you create your own custom view?

1 2098

What is App Bundle?

1 2189

Whats a struct?

1 2121

Whats the difference between NSArray and NSMutableArray?

1 2312

Explain retain counts

1 3284

Whats the difference between frame and bounds?

1 3294

Is a delegate retained?

1 2932

Outline the class hierarchy for a UIButton until NSObject.

1 3382

Multitasking support is available from which version?

1 2545

How many bytes we can send to apple push notification server?

1 2461

Where can you test Apple iPhone apps if you don’t have the device?

1 2067

Which JSON framework is supported by iOS?

B-Ways TecnoSoft,

1 2909

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Un-Answered Questions { Apple iOS }

What is latest xcode version?

834

Why is delegate weak in ios?

851

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

1292

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

931

How is retain different from assign?

783

What is nsuserdefaults?

835

What three types of navigation styles are used in ios?

786

What is variable in ios?

801

How to download xcode for iphone development?

729

Which language is used in ios?

830

What is active state in ios?

892

What is the extension of ios files?

906

What is the difference between copies & retain in iOS operating system?

860

What are “strong” and “weak” references? Why are they important and how can they be used to help control memory management and avoid memory leaks?

773

Explain me app bundle?

841

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