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 2077

What is UIApplication?

1 3256

What happens when IApplication does not handle an event?

1 2140

How would you create your own custom view?

1 1999

What is App Bundle?

1 2093

Whats a struct?

1 2040

Whats the difference between NSArray and NSMutableArray?

1 2210

Explain retain counts

1 3200

Whats the difference between frame and bounds?

1 3198

Is a delegate retained?

1 2840

Outline the class hierarchy for a UIButton until NSObject.

1 3286

Multitasking support is available from which version?

1 2444

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

1 2378

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

1 1972

Which JSON framework is supported by iOS?

B-Ways TecnoSoft,

1 2802

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Un-Answered Questions { Apple iOS }

Will iphone 6s get ios 14?

700

Is ios written in c?

746

What are the different store migration options? How do they work?

737

How to hide images in ios?

816

Difference between release and autorelease ?

786

What widgets can not do ?

844

What is nsuserdefaults?

794

What is nsoperation and nsoperationqueue?

730

What ios version onwards arc can be used?

769

Explain difference between coredata & sqlite?

814

What does 2x resolution mean?

845

What is the difference between delegates and notifications in iOS operating system?

781

Explain how to silent the noisy keyboard?

815

Do you know what is iphone sdk?

784

What is the current iphone ios?

805

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