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 2101

What is UIApplication?

1 3277

What happens when IApplication does not handle an event?

1 2162

How would you create your own custom view?

1 2021

What is App Bundle?

1 2116

Whats a struct?

1 2058

Whats the difference between NSArray and NSMutableArray?

1 2233

Explain retain counts

1 3216

Whats the difference between frame and bounds?

1 3226

Is a delegate retained?

1 2863

Outline the class hierarchy for a UIButton until NSObject.

1 3309

Multitasking support is available from which version?

1 2464

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

1 2403

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

1 1999

Which JSON framework is supported by iOS?

B-Ways TecnoSoft,

1 2835

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Un-Answered Questions { Apple iOS }

What is push notification?

877

Explain app's state transitions when it gets launched?

697

What is message forwarding?

766

What is active state in ios?

848

What is arc in ios?

750

What is race condition in ios?

777

Explain ios switching applications?

794

Explain me what is fast enumeration?

826

How to pass parameter to selector function in swift? : IOS Architect

1095

How to generate a protected disk image containing your csr, private key and development certificate in iphone development?

773

What is a memory leak ios?

733

Difference between nil and Nil.

819

What does sn mean in a text message?

823

What are the viewcontroller lifecycle in ios?

859

What is atomic and non atomic in ios?

775

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