Apple iOS Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Apple iOS Interview Questions

Questions Answers Views Company eMail

Is it possible to write a program without using nib file

1 2197

What NSAutorelease pool

1 2345

Difference between iOS 3 , iOS4, iOS 5, iOS 6, iOS 7 and iOS 8 (What are the new features)

1562

Explain about design patterns in iOS

1 2252

Explain about MVC Design patters

1 2257

what is singleton class? Why the whole application creates a single instance?

1 2259

Explain @property ,@synthesize

1 2342

what is the difference between nonatomic & atomic

1 3095

What is bundle

1 2284

Explain collections in iOS

1 2807

Explain application states

1291

Explain UIView life cycles

1 3164

Screen resolution of iPhone & iPad

1 2195

Explain about NSURL Connection Delegates

1 2411

Explain @synchronized ,@dynamic

1660

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Un-Answered Questions { Apple iOS }

What is delegate method?

825

What is context in core data ios?

813

Tell me what is iphone os?

802

Explain the application lifecycle in ios?

835

How to use reusable cell in uitableview?

934

what is the difference between nonatomic & atomic ? which is thread safe and why

1365

What is dependency injection in ios?

909

What is nonatomic?

856

What is ios technology?

856

Compare and contrast the different ways of achieving concurrency in os x and ios.

921

Explain how an autorelease pool works at the runtime level

2707

Explain what is iphone reference library?

803

What is a category and when is it used?

893

Can we save posts to local drafts and figure out how to publish to the blog. What do we need to do?

766

Explain the difference between cocoa and cocoa touch?

862

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