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Apple iOS Interview Questions
Questions Answers Views Company eMail

Which is the framework that is used to construct application’s user interface for ios?

 415

What is the difference between atomic and nonatomic properties? Which is the default for synthesized properties?

 436

When would you say that an app is not in a running state?

 598

Which is the default for synthesized properties?

 456

What is cocoa and cocoa touch?

 462

When is an app said to be in active state?

 436

Which are the app’s state transitions when it is launched?

 427

Differentiate between ‘assign’ and ‘retain’ keyword.

 483

What is swift and what is objective-c?

 460

What is the difference between atomic and nonatomic properties?

 423

What is cocoa touch?

 430

What are layer objects?

 456

Explain the different types of ios application states.

 429

Explain me what is polymorphism?

 448

Do you know any other changes to ios 7 since wwdc?

 396

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Un-Answered Questions { Apple iOS }

Explain what is a framework?

464

What is delegate?

503

Can you please explain the difference between nsarray and nsmutablearray?

401

What are the features of ios?

409

What are the different delete rules that a relationship can have? Which one takes ownership?

450




How nsoperationque works?

447

What is dependency injection in ios?

449

Explain application states

913

What is an ios framework?

431

What is difference between shallow copy and deep copy in ios ? : IOS Architect

463

How will you implement sets and the intersection operation? Complexity?

946

What is a category and when is it used?

501

In iphone development how to import the private key into your keychain?

427

What are most ios apps written in?

446

How to handle concurrency problems in core data?

454

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