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

Apple iOS Interview Questions

Questions Answers Views Company eMail

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

768

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

773

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

992

Which is the default for synthesized properties?

883

What is cocoa and cocoa touch?

835

When is an app said to be in active state?

777

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

782

Differentiate between ‘assign’ and ‘retain’ keyword.

883

What is swift and what is objective-c?

810

What is the difference between atomic and nonatomic properties?

871

What is cocoa touch?

778

What are layer objects?

863

Explain the different types of ios application states.

818

Explain me what is polymorphism?

844

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

789

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Un-Answered Questions { Apple iOS }

Why is iboutlet weak?

818

How to run xcode and other tools with the iphone sdk?

820

What is synchronized() block in objective c? What is the use of that?

819

What is dispatch queue in ios?

777

Can python apps run on ios?

830

What is dependency management tools?

791

Explain difference between nil and nil?

839

What is onboarding and why is it so important for mobile design? : IOS Architect

821

What is datasource in ios?

797

Is uikit thread safe?

819

What is the viper?

809

Why is delegate weak in ios?

853

What is the protocol in ios?

817

Can viewdidload be called multiple times?

797

How to animate view with constraint?

774

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