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 3361

What happens when IApplication does not handle an event?

1 2230

How would you create your own custom view?

1 2097

What is App Bundle?

1 2184

Whats a struct?

1 2117

Whats the difference between NSArray and NSMutableArray?

1 2312

Explain retain counts

1 3282

Whats the difference between frame and bounds?

1 3289

Is a delegate retained?

1 2929

Outline the class hierarchy for a UIButton until NSObject.

1 3368

Multitasking support is available from which version?

1 2542

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

1 2460

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

1 2065

Which JSON framework is supported by iOS?

B-Ways TecnoSoft,

1 2906

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Un-Answered Questions { Apple iOS }

How to silent the noisy keyboard?

875

Define iterator protocol?

819

what does @synthesize do?

854

What is the concurrency how many ways you know to achieve concurrency?

781

What is use of nsoperation? How nsoperationque works?

782

What is shared instance in ios?

811

What is latest mac os version?

882

What is the meaning of 'strong'keyword?

865

What are the features of iphone 3gs?

809

What is the difference between NSArray and NSMutableArray in iOS operating system?

803

Explain which all events will perform an ios application in background

1447

What is dynamic in iOS operating system?

984

What is mvc pattern in ios?

847

What is auto-layout?

907

What is datasource in ios?

797

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