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Apple iOS Interview Questions
Questions Answers Views Company eMail

When dealing with property declarations, what is the difference between atomic and non-atomic?

 1032

Which all frameworks you worked in ios ?

 1 1668

If you run an application on device , which has location services.Which location it will show first ?

 1 1666

If you use location services in your app, will it drain your battery.if yes? How can we avoid?

 906

Did you used CLRegion? How its working?

 1 1608

what is dispatchQueue?

 1 1756

Find the letter count in UItextfield? Including first character?

 1149

Tell about block and GCD

 1 2037

Difference between retain and assign ?

 1 2109

How can we use NSOperation queue? what is the advantage of using it ?

 1 2125

How to fix tableviewcell dequeue issue ?

 1008

Difference between ScrollviewdidScroll and didendDecelerating delegates?

 1 1850

Major difference between delegate and notification?

 1 1692

Push notification working in ios?

 1 1596

A tableview with while tapping on cell show a popOver. and tapping on it move to another view controller, is it possible if yes? then how?

 1 1634

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Un-Answered Questions { Apple iOS }

What are layers?

463

Explain what is iphone reference library?

442

Explain application states

913

What is latest xcode version?

438

Do you know which json framework is supported by ios?

404




What is dependency management?

440

What is category in ios?

411

Explain me what is arc? How it works?

439

What is dependency injection in ios?

445

What is libdispatch?

495

Explain the difference between inheritance and category?

417

What are the different store migration options? When are they used? How do they work? What is mapping model?

368

What does use core data mean in xcode?

440

What is ipa?

423

Is there any garbage collector concept available in iOS?

461

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