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 2170

What is UIApplication?

1 3370

What happens when IApplication does not handle an event?

1 2234

How would you create your own custom view?

1 2103

What is App Bundle?

1 2197

Whats a struct?

1 2130

Whats the difference between NSArray and NSMutableArray?

1 2320

Explain retain counts

1 3296

Whats the difference between frame and bounds?

1 3299

Is a delegate retained?

1 2944

Outline the class hierarchy for a UIButton until NSObject.

1 3390

Multitasking support is available from which version?

1 2555

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

1 2464

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

1 2074

Which JSON framework is supported by iOS?

B-Ways TecnoSoft,

1 2918

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Un-Answered Questions { Apple iOS }

Explain the difference between strong and retain.

763

What are the skills required for ios developer?

789

What language is ios written?

783

What is nsoperationqueue?

834

Does ios support multitasking?

848

Explain how to delete images in ios?

858

What is block in ios objective c?

867

Explain about Viewcontroller lifecycle.

886

What are the three themes that ios embodies?

900

What are all the difference between iOS3, iOS4 and iOS5?

831

What is messaging? What is message forwarding?

809

What is notification in iOS?

872

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

923

What is ios design?

784

Describe what “app thinning” means ?

827

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