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?

722

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

712

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

925

Which is the default for synthesized properties?

808

What is cocoa and cocoa touch?

782

When is an app said to be in active state?

725

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

731

Differentiate between ‘assign’ and ‘retain’ keyword.

838

What is swift and what is objective-c?

746

What is the difference between atomic and nonatomic properties?

798

What is cocoa touch?

733

What are layer objects?

799

Explain the different types of ios application states.

754

Explain me what is polymorphism?

803

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

737

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Un-Answered Questions { Apple iOS }

What is bridging header in ios?

791

What is weak in ios?

778

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

815

What is iphone screen size?

854

What is Automatic Reference Counting (ARC) in iOS operating system?

772

How to register as a iphone developer?

810

Explain the difference between inheritance and category?

838

What is the purpose of reuseidentifier?

789

Explain xctest test case code.

752

Can you please explain the difference between nsarray and nsmutablearray?

722

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

773

Define fast enumeration?

795

What is xib?

719

Explain the difference between cocoa and cocoa touch?

820

Define 'copy' keyword?

734

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